To my great surprise,i found thathe___his English so rapidly
题目
To my great surprise,i found thathe___his English so rapidly
(1).To my great surprise,i found that he___his English so rapidly
A.improves B.improved C.has improved D.had improved
(2).when___the Chinese Communist Party___?
A.was,found B.has,founded C.has,been found D.has been founded
(3).For the whole period of two months,there___no rain.Now the crops are going to die.
A.is B.will be C.has been D.have been
(4).We did not go shopping yesterday because it__all day.
A.raining B.would rain C.was raining D.had rained
(5).The wounded soldier___in the snow for hours.
A.lie on his back B.has lied on his back
C.has been laying on his back
D.has been lying on his back
(6).Mrs Wu told me thather sister___.
A.left about 2 hours before
B.would leave about 2 hours before
C.has left about 2 hours ago
D.had left about 2 hours before
答案
DACCDA
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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