UNIT 1 I. COMPLETE THE SENTENCES WITH THE PAST TENSES

7. - BT TRAC NGHIEM LOP 12 CB UNIT1 234 TEST YOURSELF A CO DA
BT TRAC NGHIEM LOP 12 CB UNIT1 234 TEST YOURSELF A CO DA

7. I think I (catch) at lunch last week.

8 When I (buy) this car, it (cost) a fortune, and it still does!