Mai worked hard, ______ she passed her exam.
A.because
B.so
C.although
D.though

Nobody could hear her_______ she spoke too quietly.
A.because of
B.in spite of
C.because
D.although

____ repeated assurances that the product is safe; many people have stopped buying it.
A.Despite
B.With
C.For
D.By

I'll see you after the show and give you £20 for the tickets, or _______ much they cost.
A.whatever
B.nevertheless
C.however
D.besides

They have a lot of difficulties in their life _______ their poverty.
A.because
B.although
C.because of
D.in spite of

He tried to park his car but______ space wasn't big enough.
A.a
B.no article
C.an
D.the

There are billions of stars in ______ space.
A.the
B.a
C.an
D.no article

______ used razor blade is______ useless thing.
A.no article
B.A/ a
C.The/ the
D.An/ an

Mrs. Lan went to ______ school to meet her son's teacher.
A.the
B.an
C.a
D.no article

There’s no need to take two _______________ for a day’s climbing.
A.pair of boot
B.pairs of boots
C.pair of boots
D.pairs of boot