—May I go out to play soccer ball?—I’m afraid not. You can’t play __ you have finished your homework.
#56921
A
after
B
when
C
of
D
unless
推荐题目
My cousin has been learning English _____she was six years old.
#57903
A
when
B
since
C
until
D
because
Kate's dad is getting old. She will go back home to see him _____it is convenient.
#56420
A
because
B
whenever
C
although
D
unless
I like riding fast .it’s very exciting .Oh , You mustn’t do it like that , it may have an accident .
#57129
A
and
B
or
C
so
D
but