No one is better cook than his mother, ______?
A.is she
B.are they
C.isn’t she
D.aren’t they

I think he will join us, ______?
A.doesn’t he
B.don’t I
C.won’t he
D.will he

Let me help you wash the dishes, ______ ?
A.may I
B.shall me
C.don’t I
D.will you

Somebody died in the accident, _______ ?
A.did he
B.didn’t he
C.didn’t they
D.did they

He never comes to class late, _______ ?
A.doesn’t he
B.never he
C.did he
D.does he

Nobody was absent from the meeting, _______ ?
A.were they
B.weren’t they
C.was it
D.wasn’t he

Let’s go for a long walk, ______ ?
A.will we
B.won’t we
C.don’t you
D.shall we

The entire crowd watched (A) in amazement while (B) the spectacular finale (C) of the celebratory (D) fireworks display.
A.celebratory (D)
B.watched (A)
C.while (B)
D.finale (C)

The entire crowd watched (A) in amazement while (B) the spectacular finale (C) of the celebratory (D) fireworks display.
While => during
While + S + V: trong khi
During + N ( danh từ chỉ thời điểm mà việc đó xảy ra): trong lúc
Dịch: Đám đông theo dõi trong kinh ngạc màng trình diễn pháo hoa ngoạn mục cuối cùng
A.are (B)
B.by (D)
C.for (A)
D.provided for (C)

Choose the best answer to complete the following sentences.Lan and Nam have hardly seen each other, _______?
A.has he
B.have they
C.has she
D.haven’t they