6. Excuse me! I am doing my homework. ______ turning down your radio a bit?.
A. Would you please
B. Can you
C. Could you
D. Would you mind
`⇒` mind + V_ing
7. You should work ______ for the coming exam.
A. hard
B. hardly
C. more hardly
D. more hard
8. He found a watch when he ______ in the street.
A. walked
B. has been walking
C. was walking
D. has walked
`⇒` Thì quá khứ đơn
9. My uncle used to live ______ a farm when he was young.
A. in
B. at
C. during
D. on
`⇒` My uncle used to live on a farm when he was young : Chú tôi từng sống trong một trang trại khi anh còn nhỏ.
10. Millions of Christmas cards ______every year.
A. send
B. are sent
C. are sending
D. was sent
`⇒` Thì bị đông thì hiện tại đơn