We must keep our room clean. Dirt and disease go ____________, you know.
#82004
A
from time to time
B
hand in hand
C
step by step
D
one after another
推荐题目
The children were packing up in a hurry, for the night ________.
#77182
A
draws near
B
drew nearer
C
was drawn near
D
drew near
Universities have to provide student __________ for first-year students.
#82304
A
adjustment
B
qualification
C
commitment
D
accommodation