2021年全国成人高考专科起点本科【英语】模拟练习（三）

全国成人高考2021年本科【英语】模拟试卷（三）

1、When Jane fell off the bike，the other children__________、

A、were not able to help laughter

B、could not help but laughing

C、could not help laughing

D、could not help to laugh

2、We are using up our natural resources too quickly and at the same time we are __________our environment with dangerous chemicals.

A、protecting

B、saving

C、polluting

D、fighting

3、It is a__________fide from his home to the shopping center、

A、ninety-miles

B、ninety-mile's

C、ninety miles

D、ninety-mile

4、A freely falling body has an acceleration of 32 feet a second during each second__________ it falls、

A、that

B、why

C、which

D、As

5、I don't believe him、He __________ be serious、

A、needn't

B、can't

C、may not

D、mustn't

参考答案：CCDAB