I would appreciate it you call back this afternoon for the doctor’s appointment.
#31617
A
until
B
if
C
when
D
that
推荐题目
Personally I prefer to stay up ______at night, but not ______I’ll have to drive to work the next day.
#34124
A
deeply, while
B
deep, unless
C
far, because
D
late, when
— Is it OK if I take this seat?—Sorry,___________.
#34157
A
here you are
B
take it
C
it is taken
D
never mind
______ I explained on the phone, your request will be considered at the next meeting.
#32050
A
When
B
After
C
As
D
Since
e-commerce worries some merchants, it contributes to the development of delivery industries.
#30582
A
When
B
Unless
C
While
D
Until