—Mum, why have us eat much vegetable? —Because it is _____ to our health.
#19467
A
benefit
B
benefited
C
beneficial
D
benefits
推荐题目
______ in his studies, he didn't know that all the others had left.
#18298
A
Buried
B
Burying
C
Having buried
D
Bury
The present system no longer meets the changing needs of our customers; we have to make a (n) management system.
#19519
A
contradictory
B
endless
C
flexible
D
concrete
Try to spend your time just on the things you find _______.
#17604
A
worth doing them
B
worth being done
C
worthy of ding them
D
worthy of being done
Everybody said it was an ideal marriage; no one had ever known ______ couple.
#19665
A
the happier
B
a happier
C
a happy
D
the happiest