题目

1.That boy often watches birds ______ in the sky.
A.flying B.to fly C.flied D.fly
2.This is my photo.Please ______.
A.show it your sister B.show your sister it C.show it to your sister D.show your sister to it
3.What sport do you like ____ winter?
A.in B.on C.to D.for
4.Please take turns____your students.
A.to ask B.asking C.to asking D.ask

提问时间：2020-10-10

答案

1.A
2.C
3.A
4.A