11.It’s important ( ) the piano well A.of him to play B.for him to play C.of him playing
题目
11.It’s important ( ) the piano well A.of him to play B.for him to play C.of him playing
11.It’s important ( ) the piano well
A.of him to play
B.for him to play
C.of him playing
D.for him playing
12.Smoking is bad for your health ,you’d better ( )
A.give it up
B.take it out
C.giving it up
D.look it up
13.Yesterday he was busy ( ) for the math test
A.studied
B.studies
C.study
D.studying
14 I’m too tured .Let’s stop () a rest
A.have
B.will have
C.having
D.to have
15.Our teacher made Tom () the text after school
A.write
B.writes
C.wrote
D.would write
16.There are so many kinds of MP4 players in the shop()
I can’t decide
A.what to buy
B.which to buy
C.how to buy
D.when to buy
17..At school our teachers do all they can () us with our lessons
A.help
B.helping
C.to help
D.helped
18.--- Could you please ( ) such a thing again --- I’m sorry ,I wont
答案
11B 12A 13D 14D 15A 16B 17C 18B 19C 20A 21C
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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