— Would you open the window , please ? — Yes , I ____ .
A.will | B.would | C.do | D.can |
Work hard when young, ______ you will regret.
A.and | B.so | C.but | D.or |
It’s hot in the shopping mall, because the air-conditioning system ______.
A.broke up | B.broke down | C.broke in | D.broke out |
--- It’s the fourth time that heavy smog(雾霾) has hit the city this month.
--- It’s high time we _______ measures to fight air pollution.
A.will take | B.took | C.to take | D.taking |
Science has given clear evidence ______ smoking can lead to many diseases.
A.what | B.which | C.that | D.where |
We admire this family, ______ the parents treat their child like a friend.
A.why | B.which | C.where | D.that |