When the train __________ ， all the school students were surprised to see that the Carlisle team had one man only.
A. pulled down
B. pulled on
C. pulled off
D. pulled in
查看答案
You‘ll find this Travel Guide to be of great__________ in helping you and your children to
A. cost
B. price
C. value
D. expenditure
In English， the aspirated [ph] and the unaspirated [p] are__________.
A. minimal pairs
B. in phonemic contrast
C. two distinctive phonemes
D. in complementary distribution
___________ 查看材料
A. station
B. craft
C. travel
D. age
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