Chọn dạng đúng của động từ trong câu :1.I (see)___a car accident while I ( wait)____for you on this corner yesterday,2.Mr Jone (be)____princi pal of our school since last year,3.Mr smith (teach)____at the school since he ( graduate)_____ in 1980,4.My father ( not watch)_____ TV every night,5.I (meet)_____ Arthur three weeks ago,6.Yesterday the police ( report)___that they(capture)____ thế thief,7.My friend (thank)____ me for what I had done for him,8. Someone (steal)____ my hand bag on the bus,9.The Brouns(live)___ in paris for 7 years when the second world war (break)____,10.Last month I (be)____in the hespi tal for tendays,11.Don't call me in the afternoon.I usually (be)____ away in the afternoon