Bài III: Cho dạngđúngcủađộngtừ trongngoặc.
a) Yester day, I (31 – spend) …………………. two hours (32 – do) …………………. the homework.
b) The thieves (33 – catch) …………………. when the (3 4 – leave) …………………. the bank.
c) Two hours ago, Mrs. Brown (35 – have) ………………. Alice (36 – take) ………………. her son to the school.
d) How many times you (37 – be) …………………. to Ho Chi Minh City?
e) The moon (38 – move) …………………. around the earth.
f) Next summer, my parents will let me (39 – visit) …………………. my grand father.
g) How about (40 – go) …………………. to the zoo?