A.the best B.better

C.the most D.more

提示："我从没有看过更好的"，为二者比较，用better。

答案：B

3.I feel that one of my main duties _________ a teacher is to help the students to become better learners.

A.for B.by

C.as D.with

提示：as"作为"之意。

答案：C

4.Have you _________ the book you have been looking for?

A.found B.found out

C.find D.discovered

提示：find"找到"；find out "查明真相"；discover发现（原来就存在之物），C项时态不对。

答案：A

5.-_________ do you go home?

-Once a month.

A.How soon B.How often

C.How long D.How far

提示：how often 提问频率，即"多长时间回家一次？"

答案：B

6.There are three _________ of people waiting outside.

A.dozen B.score

C.dozens D.scores

提示：three score of people 意思是"60个人"，dozen 前有具体数字时，一般不与of连用；且score ,dozen前有具体数字时，二者本身不用复数。

答案：B

7.The reason _________ he was late was _________ his car had broken down on the way.

A.why; because B.that; because

C.that;for D.why;that

提示：why 引导定语从句。The reason 作主语，表语从句用that 而不用because 引导。

答案：D

8._________ the room temperature, he added some coal into the stove.

A.Keep up B.In order keep up

C.To keep up D.So as to keep up

提示：不定式作目的状语。D项不能位于句首。

答案：C

9.Rather than _________ on a crowded bus ,he always prefers _________ a bicycle.

A.ride;ride B.riding;ride

C.ride;to ride D.to ride;ride

提示：考查固定结构prefer to do... rather than do。

答案：C

10.Is this the way you think _________ the problem?

A.of solving B.of of solving