You shouldn’t keep a pet _______________ you have enough time to care for it.
#56035
A
if
B
unless
C
though
D
when
推荐题目
— Could you please tell me _______you will visit the museum? — The day after tomorrow , I think .
#55455
A
how
B
why
C
when
D
where
we’ll go to the Great Wall___ there is heavy rain tomorrow. OK! Walking on the Great Wall must be great fun.
#55445
A
as soon as
B
when
C
unless
D
if
---How long have you known the doctor ? ---_________he helped me three years ago.
#56019
A
When
B
Before
C
Because
D
Since
When you are learning English, use it, ________ you won’t make great progress.
#57425
A
but
B
or
C
and
D
/
Tony is an English boy. He can speak English, ______ he can’t speak Chinese.
#56312
A
and
B
but
C
too
D
so