I’ll go to visit my aunt in England the summer holidays start..A. whileB. since. C. until

问题补充：

I’ll go to visit my aunt in England the summer holidays start..

A. while

B. since.

C. until

D. as soon as

答案：

A. while

B. since.

C. until

(答案→)D. as soon as

解析：while然而，当……时；since由于，自从……以来；until直到；as soon as一……就……。句意：暑假一开始，我就要去英国拜访我的姑姑。结合语境可知选D。