Don’t worry. It won’t be long we see each other again. A. beforeB. sinceC. untilD. as

问题补充：

Don’t worry. It won’t be long we see each other again.

A. before

B. since

C. until

D. as

答案：

(答案→)A. before

B. since

C. until

D. as

解析：考查句型：It will （not）be long before…,（要不了）很久…（就）才…,句意：别担心，不用多久我们就又见面了。选A。