帮忙讲几道英语单选……谢了！

1.Some school authorities____a teacher'sachievement or his ability by the number of his students who pass the public examinations.

A. assess B.assign C.estimate D.calculate

2.It's often difficult to find to express what you want to say _____

A.exactly the right word B.the word right exactly

C.the right exactly word D.exactly right the word.

3.He said it was the ____medicine that make him____better.

A.fairly;rather B.very;quite C.rather;much D.good;very

4.I haveworked with him for some time and have found that he is ___than John.

A.more efficiently a worker B.a more efficient worker

C.more an efficiently worker D.a worker more efficiently

都选什么？为什么，讲一下 谢谢了！！！

我也赞成 A A B B 理由就不说了 都有了 呵呵 懒吧

1. A. assess 评估(成就) 2. A.exactly the right word 这句其实是这样 It's often difficult to find (exactly the right word) to express what you want to say. 3. B.very;quite very在这里是”正是““就是”之意，用以加强语气 4. B.a more efficient worker more efficient 修饰worker