Jack is afraid of flying . He feels ________ before he gets on a plane.
In which picture can we see the students of the poor village reading books donated by us?
—Mum, 1 am hungry. May 1 have some______? —Of course. But don't eat too much.
—Look! A book is on the floor. Whose is it? —It ______be Rick's. It has his name on it.
—______ hard Tony is working! —Yes. We should learn from him.
It's 9:30 pm, children! ______ is time to go to bed.