28. John may come to see me tonight. I can’t go to the movie with youhe visits.A. as long

问题补充：

28. John may come to see me tonight. I can’t go to the movie with youhe visits.

A. as long as

B. in order that

C. because

D. in case

答案：

A. as long as

B. in order that

C. because

(答案→)D. in case

解析：本题考查连词的用法。in case 表以防万一，符合题意。