EX4.VERB FORM:Chia động từ trong ngoặc ở thì thích hợp
1.My children (play)_________________ football at the moment.
2.I (meet) ______________________ met this man at school 3 days ago.
3.What __________you ( buy)___________at the mall yesterday?
4.I (not see)___________ her since she (say)____________ good bye.
are playing
met
did-buy
haven't seen-said