_____ is known to all, the age _______ children can go to school is seven.
#70754
A
What; which
B
It; when
C
As; at which
D
Which; when
推荐题目
We’ll go to the park ____________tomorrow.
#41246
A
if it isn’t rain
B
if it won’t rain
C
if it doesn’t rain
D
if it doesn’t rains
All of the flowers now raised here have developed from those _____ in the forest.    
#73491
A
once they grew
B
they grew once
C
that once grew
D
once grew
The lawyer seldom wears anything other than a suit _____ the season.
#68174
A
whatever
B
wherever
C
whenever
D
however