Many people say they love birds, but some plant trees _________ some make cages.
#34093
A
until
B
though
C
unless
D
while
推荐题目
English is not easy _____.
#33480
A
learning
B
to learn
C
to be learned
D
learned
 ________ it is, the boy never seems to be able to finish it off.
#30273
A
However interesting a book
B
Whatever interesting a book
C
How interesting a book
D
What an interesting book