问题补充:
---?
---Three.
A. What can you see in the sky?
B. Is there a plane in the sky?
C. How many planes are there?
D. Where is the plane?
答案:
A. What can you see in the sky?
B. Is there a plane in the sky?
(答案→)C. How many planes are there?
D. Where is the plane?
解析:本题主要考查情景交际,根据答语,说明是问句是问多少,故选C。