I didn’t know he came back __________ I met him in the street .
#58461
A
since
B
when
C
until
D
after
推荐题目
—Look! Lily and Sally are cleaning the school laboratory.—Let’s go and join them. .
#55123
A
Many hands make light work
B
The early bird catches the worm
C
A friend in need is a friend indeed
D
The grass is always greener on the other side
My grandpa is _________ weak ______ look after himself．He needs help．
#56165
A
so, that
B
very, to
C
so, to
D
too, to
—_________ is your sister? — The girl on the right wearing blue jeans.
#55822
A
Where
B
Whose
C
What
D
Which
—Mary，I don’t know ____ you can come tomorrow morning.—No problem! I’ll be here _____I’m free then.
#55784
A
if；if
B
if; whether
C
whether；till
D
whether；until