内容正文:
单元语法清
英语 七年级下册 人教版
四清导航
语法精讲
一、what time/when引导的特殊疑问句
what time与when都可以用来提问时间,表示“什么时候”。
1.提问做某事的具体时间时,一般两者可以通用。如:
What time do you go to school.=When do you go to school?你什么时候去上学?
2.提问事件发生的年份、月份、日期等非钟点性时间时只能用when,而不能用what time。如:
When is Mother's Day?母亲节是什么时候?
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二、频度副词
1.频度副词所表示频率的高低
always→usually→often(常常)→sometimes→seldom(很少)→never
2.频度副词的位置
(1)频度副词一般位于be动词、助动词或情态动词之后,实义动词之前。如:
My father is always busy.我爸爸总是很忙。
(2)sometimes可位于句首、句中或句尾。如:
It sometimes rains heavily.=Sometimes it rains heavily.=It rains heavily sometimes.有时候雨下得很大。
(3)often可位于句中或句尾。如:
She often plays volleyball.=She plays volleyball often.她经常打排球。
语法精练
一、单项选择。
( ) 1.—When do you usually go to school,Joe?
—At seven,so I'm ________ late for school.
A.always B.usually
C.sometimes D.never
( ) 2.—Ms. Wang is very welcome at school.
—Yes.Her classes are ________ lively(生动的) and interesting.
A.seldom B.never
C.sometimes D.always
D
D
( ) 3.—________ does Scott go to work?
—At eight o'clock.
A.How B.What time C.Where D.Who
( )4.—________ do you go to see your grandparents?
—________ Saturday morning.
A.What time;On B.What time;In
C.When;On D.When;In
( )5.Bill ________ gets up early,so he is ________ late for school.
A.always;never B.always;usually
C.never;never D.always;always
B
C
A
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二、按要求完成下列句子。
6.My father usually exercises on weekends.(对画线部分提问)
______ _____ your father _______ exercise?
7.Alice always gets up early.(改为否定句)
Alice ______ gets up early.
8.Mary usually gets home at five in the afternoon.(对画线部分提问)
______ _____ _____ Mary usually ____ home in the afternoon?
9.When does your sister go to school?(改为同义句)
______ _____ does your sister go to school?
10.I usually exercise in the morning?(对画线部分提问)
_____ ___ you usually exercise?
When does
usually
never
What time does
get
What time
When do
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