—Excuse me Jackmy backpack? —Under the bed.A. What’sB. Where’sC. What isD. Where are

问题补充：

—Excuse me, Jack. my backpack? —Under the bed.

A. What’s

B. Where’s

C. What is

D. Where are

答案：

A. What’s

(答案→)B. Where’s

C. What is

D. Where are

解析：考查情景交际。根据答语“在床底下”可知，问的是“我的背包在哪里？”故用where，且backpack是单数，故用is。故选B。