According to the latest research, getting enough sleep is _____ to maintaining good health and reducing stress.
#18963
A
essential
B
promising
C
special
D
sensible
推荐题目
As economy worsened, jobs ______ to the laid-off workers continued to be scarce．
#20121
A
valuable
B
convenient
C
comfortable
D
available
Mr Smith bought a＿＿＿purse for his wife.
#20754
A
small black leather
B
black leather small
C
small leather black
D
black small leather
There were two boys in the lab, ________ did the experiment successfully.
#20527
A
the clever of whom
B
the cleverer or whom
C
the clever of them
D
the more clever of them
That room is 20 square meters. This room is three times as .
#19479
A
much
B
many
C
large
D
larger than