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【单选题】
下列说法正确的是 [ ]A.
若∠ 1+∠2+∠3=90°，则∠1、∠2、∠3互余
B.
互补的两个角一定是一锐角和一钝角
C.
互余的两个角一定是锐角
D.
大于直角的角叫钝角
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举一反三
【单选题】Tell him he should stop ()and get some sleep.
A.
to worry
B.
worried
C.
worry
D.
worrying
【单选题】Tell him he should stop ______ and get some sleep.
A.
worry
B.
worrying
C.
to worry
D.
from worrying
【简答题】根据汉语写出相应的英语单词(Unit1 Para3-6) 1.相像的,相仿的,类似的,相似的 2. 机场,航空港 3.飞行;飞翔;航班 4.宣布,宣告 5. (飞机的)起飞 6.海洋 7.服务员;侍者 8. 尤指由于惊讶等而)喘气,喘息;倒抽气;透不过气;气喘吁吁地说 9.罕见的;不平常的;异乎寻常的 10. (地球上的)洲,大洲;大陆 11.七十 12. 十七 13. 的,韩国的 14...
【单选题】He doesn't study hard at his lessons. He should stop______computer games.
A.
playing
B.
play
C.
to play
D.
to playing
【单选题】He is very tired now. He should stop______ a rest.
A.
to have
B.
have
C.
has
D.
having
【简答题】用所给单词的正确形式填空。 1. He should stop _____ (play) computer s. 2. Schoolgirls shouldn't be allowed to get their ears _____ (pierce). 3. This paper should get _____ (finish) tomorrow. 4. Mother _____ (ag...
【单选题】Jack is very exhausted, he should stop ______ and go out for a rest.
A.
to study
B.
studying
C.
of studying
D.
to have studied
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