what's that under the desk?A.It's a footballB.I can see a set of keysC.They are red boxesD.There's a cat

问题描述:

what's that under the desk?
A.It's a football
B.I can see a set of keys
C.They are red boxes
D.There's a cat

A
用what's 提问的一般都用It's来回答