真题练习

635.The thief broke in,trying to open the safe but ________.

A.in vain
B.in no way
C.on no condition
D.on purpose

636.The teacher is writing ______ a piece of chalk on the blackboard while the students are writing ____ ink in exercise books.

A.with,in
B.in,with
C.in,in
D.with,with

答案解析

635.答案是A;in vain 徒劳；in no way和on no condition决不；on purpose 故意地。

636.答案是A;with后接表示工具的名词，而in后接表示材料的名词。