It'll be ten years we have the chance of seeing each other.A. thatB. beforeC. afterD. sin

问题补充：

Itll be ten years we have the chance of seeing each other.

A. that

B. before

C. after

D. since

答案：

A. that

(答案→)B. before

C. after

D. since

解析：本句意是: 要等我们才有互相见面的机会. 句中的before是:….才(用于强调主句所表达的时间很长时.)又如: It will be five years before we meet again.