9.The story is the 18th century in Canada.( )
题目
9.The story is the 18th century in Canada.( )
A.set off B.set in C.set about D.set on
10.Your mother is ill these day.You’d better a doctor.( )
A.call on B.call for C.call at D.call in
11.All but one here just now.( D )
A.would be B.was C.has been D.were
12.You to the meeting yesterday.What was the reason for your absence?( )
A.had come B.should have come C.came D.would have come
13.Tom ran to his school all the way,so when he got to the school gate,he was quite out of .( )
A.reach B.sight C.work D.breath
14.Jack to come to your party because he was too busy.( )
A.agreed B.stopped C.gave up D.failed
15、On the Public Switched Telecommunications Network,each subscriber connects via ( ) to an end office.( )
A、trunk B、link C、local loop D、line
16、A computer virus is a special ( ) which has the abilities to reproduce itself.( )
A、program B、circuit C、route D、terminal
答案
9) C set about 着手,开始(做) set off 出发,动身,使爆炸 10) A call at v.拜访 后面接地名 call on v.请某人做某事 call for v.呼吁 提唱 call in作动词收入,招集之类11) Dwere all 是复数 but 不影响格式12) B sho...
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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