1 Large-scale studies are needed to__the encouraging results we have obtained so far
题目
1 Large-scale studies are needed to__the encouraging results we have obtained so far
A conduct B confirm C contract D commit
2 Dr.Smith is starting the first training program himself ,and his methods of teaching will be used in all __training programs
A subsequent B temporary C fruitful D energetic
3 Whoever disobeys the company”s safety regulations shall be__on the spot
A dismissed B switched C interrupted D revealed
4 This is a very formal occasion .It is not appropriate to wear __pants or skirts
A messy B frantic C casual D jealous
5 All the questions the police asked__what she had been doing on the night of the robbery
A brought up B revolved around C built on D singled out
6 The noise__to be just the dogs fighting for a bone in the courtyard
A made out B worked out C rang out D turned out
7 Our system has been designed to give the user quick and easy__to the required information
A accent B access C response D approac
答案
1)B
2)A
3)A
4)C
5)B
6)D
7)B
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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