_________ picture do you prefer, this one or that one?
A.which
B.who
C.what
D.how
My family enjoys watching game shows ......... they are very exciting and interesting.
A.so
B.because
C.but
D.and
“Reuse” means using something ______.
A.again
B.new
C.less
D.old
We _______ turn off our lights and other electric equipment during the Earth Hour.
A.can
B.should
C.need
D.ought
My uncle .................... a new apartment for a month.
A.bought
B.has bought
C.buys
D.will buy
This is the most .................... meal I have had.
A.exciting
B.noisy
C.friendly
D.delicious
If we cut down more forests, there..............more floods.
A.are
B.have been
C.were
D.will be
It’s often more ……… to live in cities than in the countryside.
A.expensive
B.cheap
C.noisy
D.quiet
There is no snow in Vietnam so we can’t go ………
A.aerobics
B.skiing
C.chess
D.tennis