In their efforts to persuade us to buy that product, shopkeepers have made a close study of human nature and have_______ all our little weaknesses.
#74931
A
divided
B
arranged
C
classified
D
separated
推荐题目
Very few experts have ____ with complete new answers to the world s economic problems.
#83963
A
come down
B
come around
C
come up
D
come to
As a young man, Zhou Enlai ____ the students movements and later ____ the Communist Party of China.
#66556
A
joined; took part in
B
took part in; joined
C
joined in; took part in
D
took part in; joined in
Bacteria do not develop at low temperature, so that food can be _______ in cold storage.
#83143
A
deserved
B
reserved
C
preserved
D
conserved
There ______ many people ______ in the office, but now nobody is allowed to.
#74935
A
used to be；smoking
B
used to have；smoking
C
used to be；smoke
D
used to have；smoke