________ many countries in Latin America have been trying to reduce gaps in income, America has allowed inequality to grow.
| A．While | B．Since | C．If | D．Where |
相关试题
The party was success．We sang and danced until it came to end at midnight．
| A．a；an | B．a；the | C．the；an | D．／；an |
There is a new problem involved in the popularity of private cars _____________ road
conditions need _______________.
| A．when; improving | B．which; to be improved |
| C．where; improving | D．that; to be improved |
— ______?
— Nothing serious, but a bit tired.
| A．Anything the matter with you | B．Is that all |
| C．Anything else | D．What’s this |
I am not ______ up late.
A. accustomed staying B. accustomed to staying 
used to stay D. addicted to stay
It; talking D. That; to talk推荐套卷
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