On the morning of December 25th, children can’t wait ______ their gift boxes.A. opening B. open C. to open
You’d better ________late next time .
Our classroom is very dirty ,let’s _____it_______.
Whose book is that ? It _______belong to Linda .Look !Her name is on it .
________I smoke here ? ----No. you can’t.
.---______you swim ? ----Yes, but I’m not good at swimming .