题目内容：

 

1.There___________(be) a class meeting tomorrow afternoon.

2.I’m going__________(buy) a new car next year.

3.My brother practices__________(send) messages by fax every day.

4.They made a study plan at the__________(begin) of the new term.

5.This change of state is a_________(physics) change and not a chemical one.

6.He always receives a letter from his girlfriend ___________(week).