There is a boy ____a tree in the garden.A.plant B.to plant C.planting D.plants ____the first photo.A.on B.in C.at What is going on?翻译（The young men） are swimming in the pool.（对括号内提问） ____ ____ ____ in the pool?Mike is dancing to music.翻译
问题描述：
There is a boy ____a tree in the garden.
A.plant B.to plant C.planting D.plants
____the first photo.
A.on B.in C.at
What is going on?翻译
（The young men） are swimming in the pool.（对括号内提问）
____ ____ ____ in the pool?
Mike is dancing to music.翻译
答