贵州电大2021年秋季《英语I(2)（省）》任务3题目
2021年秋季《英语I(2)（省）》任务31.[单选题] Small sailboats can easily turn over in the water ____ they are not managed carefully.
A.though
B.before
C.until
D.if
答:——D——
2.[单选题] According to the art dealer, the painting ______ to go for at least a million dollars.
A.is expected
B.expects
C.expected
D.is expecting
答:——A——
3.[单选题] In time of serious accidents, ____ we know some basic things about first aid, we can save lives.
A.whether
B.until
C.if
D.unless
答:——C——
4.[单选题] Harry has been reading all day —he ______ be tired
A.should
B.has got to
C.has to
D.must
答:————
5.[单选题] Our room must ___ clean.
A.keep
B.be kept
C.to be kept
D.to keep
答:————
6.[问答题] 当你看见他们的时候他们在干什么？他们在打扫教室。
答:————
7.[问答题] 到现在为止，已经种了二百棵树了。
答:————
8.[问答题] 必须要先完成作业。
答:————
9.[问答题] 她还没有看过那部新电影。
答:————
10.[问答题] 昨天这个时候你们英语老师在做什么？
答:————
11.[问答题] I would appreciate it. You call back this afternoon for the doctor’s appointment.(用if将两句连成一句)
答:————
12.[问答题] Parents often ask their children to do too much homework.(改为被动语态)
答:————
13.[问答题] Suzhou lies 50 miles to the west of Shanghai.(改为一般疑问句)
答:————
14.[问答题] I went home at nine o'clock yesterday.(改为一般疑问句)
答:————
15.[问答题] When will you hand in your homework?(改为被动语态)
答:————
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