外研社小学英语一起小学四年级下语法总结及练习题
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外研社小学英语一起小学四年级下语法总
结及练习题
祈使句练题
表达说话人对对方的叮嘱、劝告、请求或命令等，往往有表示请求、命令、希望、禁止、劝告等意思。
祈使句一般没有主语，实际上是省略了主语"You"。
句末用感叹号或句号，用
降调朗读。
肯定结构都以动词原形开头。
祈使句的肯定句式有三种形式，即：
1) Do型（以行为动词原形开头），例如：Sit down坐下！Stand up起立！
2) Be型（以be开头），例如：Be quiet！安静！
3) Let型（以let开头），例如：Let me help you.
祈使句的否定结构是以"Don't+动词原形"开头。
例如：
Don't go there。
please。
请别去那儿。
Don't be late。
不要迟到。
用括号内所给动词的适当形式填空。
1.Don't be late.
2.Dust the dressing table.
3.Don't speak with your mouth full of food.
4.Don't talk and read a book.
5.Don't drop the nice vase。
Sam.
6.Look out。
A car is coming.
7.Give us ten years and just see what our country will be like.
8.Don't let the baby cry.
9.Open the window and shut the door.
10.Let'XXX.
根据要求改写句子
1.Read it again more slowly。
please。
(改为祈使句)
2.Don't sit next to Nancy。
(改为否定句)
1.There are no us formatting errors in the article。
2.Don't come to my house tomorrow。
3.Don't wear the glasses。
4.Wash your hands。
Rewritten:
Simple Past XXX
Time ns:
1.Yesterday。
morning (afternoon。
evening)。
etc.
2.Phrases formed by "last + a time noun": last night。
last year (winter。
month。
week)。
etc.
3.Phrases formed by "a time d + ago": a moment ago。
a short time ago。
an hour ago。
etc.
4.Others: just now。
etc.
The simple past tense of "was" and "were":
Affirmative sentence: Subject + be (was。
were) + others.
Negative sentence: Subject + be (was。
were) + not + others.
Interrogative sentence: Be (was。
were) + subject + others?
Positive answer: Yes。
subject + be (was。
were).
Negative answer: No。
subject + be (was。
were) + not.
The main structure of the simple past XXX (n verb):
XXX:
Affirmative sentence: Subject + past tense of the verb + others.
Negative sentence: Subject + did + not + base form of the verb + others。
"Did not" is contracted to "didn't."
Interrogative sentence: Did + subject + base form of the verb + others?
Special interrogative sentence: n word + did + subject + base form of the verb + others?
Fill in the appropriate form of the verb:
1.I got up at half past six this morning。
(get)
2.XXX)
3.XXX(not have)
4.XXX)
5.I had an exciting party last weekend.
6.They all went to the XXX.
7.She did not visit her aunt last XXX.
8.XXX.
9.I saw him XXX.
10.The boy had a bad cold yesterday.
11.He told a story to his XXX.
12.XXX.。