—Where is my football? —It’sthe tablethe floor.A. on; underB. on; onC. under; under D. un

问题补充：

—Where is my football? —It’sthe tablethe floor.

A. on; under

B. on; on

C. under; under

D. under; on

答案：

A. on; under

B. on; on

C. under; under

(答案→)D. under; on

解析：原句意思是：我的足球在哪儿？它在桌子底下，地板上。Under“在……的下面”,on“在……上面”，故选D。