VI:Put the verbs in brackets in the correct verb tense.
1.Be careful!The teacher(look)............................at you
2.The boy (learn)..................................for three years, but he can't understand this lertter.
3.How long(you/know)..................................Paul?
-I (know) .................................him for five years.
4.(she/feed)...........................the cat yet?
5.We(not see)......................Lan since we (be)..............................on holiday lst summer.
6.(she/finish)................................her homework yet?
7.(your dog /ever bite).....................................anyone
-Yes,he (bite)....................................the postman last month
8.Would you like some coffee/I(just/make).........................some
9.(you/ever be).............................to Ha Noi?
10.Our school performance(start)..........................late last Sunday because of the havy rain.huhuhu mk k bit l co ai giup mk k