I always take something to read when I go to the doctor’s I have to wait.A. in caseB. so

问题补充：

I always take something to read when I go to the doctor’s I have to wait.

A. in case

B. so that

C. in order

D. as if

答案：

(答案→)A. in case

B. so that

C. in order

D. as if

解析：A. in case以防，B. so that为了，因此，C. in order为了，D. as if 好像，句意：当我看病的时候，我总是带一些东西看，以防要等待。所以选A。