Onlyafterherealizedthesignific

Only after he realized the significance of mastering two languages __________ English carefully.

A．did he set about learning	B．did he set out learning
C．had he set about learning	D．had he set out learning

登录免费查看答案和解析

相关试题

Recently there have been many occasions____ you have attended events on your own.

A．where

B．which

C．when

D．why

收藏答案/解析

My brother likes eating very much but he isn't very _____ about the food he eats.

A．special

B．peculiar

C．particular

D．unusual

收藏答案/解析

Scientists are convinced the positive effect of laughter physical and mental health.

A．of; at

B．by; in

C．of; on

D．on; at

收藏答案/解析

Prices of daily goods ________through a computer can be lower than store prices．

A．are bought

B．bought

C．been bought

D．buying

收藏答案/解析

About 698,000 laptops were sold in China in second quarter, 12.1% in crease from a year ago.

A．a; a

B．the; a

C．the; the

D．a; the

收藏答案/解析

推荐套卷

热门套卷