前言
昨天学了三种”一般”时态,今天学三种”进行/完成”时态。进行时强调”正在做”,完成时强调”已经做了”。这三种时态是阅读理解和语法选择的常客。
一、现在进行时
什么时候用
| 用法 |
说明 |
例子 |
| 此刻正在做 |
说话时正在发生 |
I am reading now. |
| 当前一段时间在做 |
最近在持续的事 |
She is studying for the exam these days. |
| 将来的安排 |
已经安排好的近期计划 |
We are leaving tomorrow. |
标志词
| 标志词 |
意思 |
例句 |
| now |
现在 |
I am studying now. |
| right now |
就现在 |
She is sleeping right now. |
| at the moment |
此刻 |
He is working at the moment. |
| look! |
看! |
Look! It is raining. |
| listen! |
听! |
Listen! Someone is singing. |
| these days |
这些天 |
They are preparing for the exam these days. |
结构
am/is/are + 动词-ing
| 主语 |
be动词 |
例句 |
翻译 |
| I |
am |
I am eating lunch. |
我在吃午饭。 |
| he/she/it |
is |
She is reading a book. |
她在读书。 |
| you/we/they |
are |
They are playing football. |
他们在踢足球。 |
动词-ing变形规则
| 规则 |
变形方法 |
原形 → ing |
例句 |
| 一般情况 |
加ing |
read → reading |
She is reading. |
| 不发音e结尾 |
去e加ing |
make → making |
He is making a cake. |
| 重读闭音节结尾 |
双写最后辅音加ing |
run → running |
The dog is running. |
| ie结尾 |
变ie为y加ing |
die → dying |
The flower is dying. |
常见双写加ing的动词:
| 原形 |
ing形式 |
原形 |
ing形式 |
| run |
running |
swim |
swimming |
| sit |
sitting |
put |
putting |
| begin |
beginning |
stop |
stopping |
| get |
getting |
forget |
forgetting |
| plan |
planning |
prefer |
preferring |
| cut |
cutting |
hit |
hitting |
否定句和疑问句
| 肯定句 |
否定句 |
疑问句 |
| I am reading. |
I am not reading. |
Am I reading? |
| She is cooking. |
She isn’t cooking. |
Is she cooking? |
| They are playing. |
They aren’t playing. |
Are they playing? |
注意:现在进行时的否定句直接在be动词后加not,不需要助动词do/does。
练习1:用现在进行时填空
- Look! The children ______ (play) in the park.
- She ______ (not watch) TV right now.
- ______ you ______ (study) at the moment?
- I ______ (read) a book these days.
- He ______ (swim) in the pool now.
二、过去进行时
什么时候用
| 用法 |
说明 |
例子 |
| 过去某时正在做 |
过去特定时刻正在发生 |
I was sleeping at 10 p.m. last night. |
| 过去某时段在做 |
过去一段时间持续的事 |
They were working all day yesterday. |
| 一个动作进行时另一动作发生 |
常与when/while连用 |
I was reading when he came in. |
标志词
| 标志词 |
意思 |
例句 |
| at + 过去时间 |
在…时 |
I was studying at 8 p.m. yesterday. |
| at that time |
那时 |
She was cooking at that time. |
| at this time yesterday |
昨天此时 |
He was sleeping at this time yesterday. |
| when/while |
当…时 |
While I was walking, it rained. |
| all morning/afternoon |
整个上午/下午 |
They were working all morning. |
结构
was/were + 动词-ing
| 主语 |
be动词过去式 |
例句 |
翻译 |
| I/he/she/it |
was |
I was reading at 9 p.m. |
我晚上9点在读书。 |
| you/we/they |
were |
They were playing at that time. |
那时他们在玩。 |
when 和 while 的区别(考试重点)
| 连词 |
用法 |
时态搭配 |
例句 |
| when |
当…时,后接短暂动作 |
进行时 + when + 一般过去时 |
I was reading when he came in. |
| while |
当…期间,后接持续动作 |
while + 进行时 + 一般过去时 |
While I was reading, he came in. |
口诀:when接”点动作”(came, rang, arrived),while接”段动作”(reading, sleeping, working)。
否定句和疑问句
| 肯定句 |
否定句 |
疑问句 |
| I was reading. |
I wasn’t reading. |
Was I reading? |
| They were talking. |
They weren’t talking. |
Were they talking? |
练习2:用过去进行时填空
- I ______ (sleep) when the phone rang.
- She ______ (not study) at 8 p.m. last night.
- ______ they ______ (play) basketball at that time?
- While he ______ (walk) home, it started to rain.
- We ______ (have) dinner when he arrived.
三、现在完成时
什么时候用
| 用法 |
说明 |
例子 |
| 已完成的动作对现在有影响 |
做完了,结果很重要 |
I have lost my key. (所以现在开不了门) |
| 过去开始持续到现在 |
从过去到现在一直在做 |
I have lived here for 5 years. |
| 经验 |
曾经做过/没做过 |
Have you ever been to Beijing? |
标志词
| 标志词 |
意思 |
例句 |
| already |
已经 |
I have already finished. |
| yet |
还没(否定/疑问) |
She hasn’t finished yet. |
| just |
刚刚 |
He has just left. |
| ever |
曾经 |
Have you ever been to Paris? |
| never |
从未 |
I have never seen this movie. |
| recently |
最近 |
I have been busy recently. |
| so far |
到目前为止 |
We have learned 100 words so far. |
| for + 时间段 |
持续了… |
I have lived here for 3 years. |
| since + 时间点 |
自从… |
She has worked here since 2020. |
结构
have/has + 过去分词
| 主语 |
助动词 |
例句 |
翻译 |
| I/you/we/they |
have |
I have eaten lunch. |
我已经吃了午饭。 |
| he/she/it |
has |
She has finished her homework. |
她已经完成了作业。 |
过去分词变形
规则动词的过去分词和过去式一样(加ed)。不规则动词需要单独记忆(D6词汇篇已列出20组,这里补充重点)。
| 原形 |
过去式 |
过去分词 |
原形 |
过去式 |
过去分词 |
| go |
went |
gone |
come |
came |
come |
| see |
saw |
seen |
take |
took |
taken |
| give |
gave |
given |
write |
wrote |
written |
| speak |
spoke |
spoken |
break |
broke |
broken |
| choose |
chose |
chosen |
drive |
drove |
driven |
| eat |
ate |
eaten |
fall |
fell |
fallen |
| grow |
grew |
grown |
know |
knew |
known |
| wear |
wore |
worn |
steal |
stole |
stolen |
| hide |
hid |
hidden |
throw |
threw |
thrown |
| begin |
began |
begun |
swim |
swam |
swum |
注意:有些动词的过去分词和过去式一样(如 bought/bought, thought/thought, caught/caught, taught/taught, found/found, left/left, told/told, heard/heard, made/made, had/had)。
否定句和疑问句
| 肯定句 |
否定句 |
疑问句 |
| I have finished. |
I haven’t finished. |
Have you finished? |
| She has arrived. |
She hasn’t arrived. |
Has she arrived? |
for 和 since 的区别(考试必考)
| 介词 |
用法 |
意思 |
例句 |
| for |
+ 时间段 |
持续了多久 |
I have lived here for 5 years. |
| since |
+ 时间点/过去式句子 |
自从什么时候 |
I have lived here since 2020. / since I was born. |
常见搭配:
| for |
since |
| for 3 years |
since 2020 |
| for 2 months |
since last Monday |
| for a long time |
since she left |
| for 5 minutes |
since 8 o’clock |
have been to vs have gone to
| 表达 |
意思 |
例句 |
翻译 |
| have been to |
去过(已回来) |
I have been to Shanghai. |
我去过上海。 |
| have gone to |
去了(还没回) |
He has gone to Shanghai. |
他去了上海(还没回来)。 |
考试陷阱:问”你去过北京吗?”要用 Have you been to Beijing? 不能用 Have you gone to Beijing?(因为gone表示人还没回来,你明明在这里)
练习3:用现在完成时填空
- I ______ (already finish) my homework.
- She ______ (not see) this movie yet.
- ______ you ever ______ (eat) sushi?
- He ______ (live) in this city for 10 years.
- We ______ (know) each other since 2019.
四、六种时态总对比
| 时态 |
结构 |
用法 |
标志词 |
| 一般现在 |
V / V-s |
习惯、事实 |
always, every day |
| 一般过去 |
V-ed / 不规则 |
过去的动作 |
yesterday, ago |
| 一般将来 |
will V / be going to V |
将来的计划 |
tomorrow, next |
| 现在进行 |
am/is/are + V-ing |
正在做 |
now, look! |
| 过去进行 |
was/were + V-ing |
过去正在做 |
at + 时间, when/while |
| 现在完成 |
have/has + V-ed(过去分词) |
已做完/持续到现在 |
already, yet, for, since |
同一动词在六种时态中的变化
以 write 为例:
| 时态 |
肯定句 |
否定句 |
| 一般现在 |
He writes every day. |
He doesn’t write every day. |
| 一般过去 |
He wrote yesterday. |
He didn’t write yesterday. |
| 一般将来 |
He will write tomorrow. |
He won’t write tomorrow. |
| 现在进行 |
He is writing now. |
He isn’t writing now. |
| 过去进行 |
He was writing at 8 p.m. |
He wasn’t writing at 8 p.m. |
| 现在完成 |
He has written the letter. |
He hasn’t written the letter. |
综合练习:判断时态并填空
- She ______ (study) English every day. → 时态:____________
- They ______ (play) football when it rained. → 时态:____________
- I ______ (already eat) lunch. → 时态:____________
- He ______ (go) to Shanghai next week. → 时态:____________
- Look! The cat ______ (climb) the tree. → 时态:____________
- We ______ (visit) the museum last Sunday. → 时态:____________
参考答案
练习1:
- are playing 2. isn’t watching 3. Are…studying 4. am reading 5. is swimming
练习2:
- was sleeping 2. wasn’t studying 3. Were…playing 4. was walking 5. were having
练习3:
- have already finished 2. hasn’t seen 3. Have…eaten 4. has lived 5. have known
综合练习:
- studies,一般现在时 2. were playing,过去进行时 3. have already eaten,现在完成时 4. will go / is going to go,一般将来时 5. is climbing,现在进行时 6. visited,一般过去时
小结
今天学了三种时态:
- 现在进行时:正在做 → am/is/are + V-ing → 标志词 now/look
- 过去进行时:过去正在做 → was/were + V-ing → 标志词 when/while
- 现在完成时:已经做了/持续到现在 → have/has + 过去分词 → 标志词 already/yet/for/since
重点区分:
- for + 时间段 vs since + 时间点
- have been to(去过)vs have gone to(去了没回)
- when(点动作)vs while(段动作)
明天(D7)阶段复习+小测,检验这7天的学习成果!