(2016天津)______ the average age of the population increases, there are more and more old people to care for.
(A)Unless
(B) Until
(C) As
(D) While
查看解析
参考答案
继续答题:下一题
更多高中英语试题
- 1The children,______ had played the whole day long,were worn out.
- 20pposite is St. Paul’s Church, _____you can hear some lovely music.
- 3You must learn to consult your feelings and your reason _______ you reach any decision.
- 4Between the two parts of the concert is an interval,________ the audience can buy ice-cream.
- 5(2013四川)He is so busy. He cannot afford enough time with his son ______ he wants to.
- 6________ the delayed flight will take off depends much on the weather.