–What ___ the number of the students in your school? –About two thousand. A number of them_____ from England.
—Would you mind looking after my dog while I'm on holiday? —____.
The tall man ____ wears a new coat is our new English teacher, isn't he?
—Tom wants to know if you ___ a picnic next Sunday. —Yes. But if it ___, we'll visit the museum instead.
— Mr. Lee ____ to a student when I entered the classroom this morning. -- He is very patient ____he is young.