My father was preparing for his speech __ my mother was doing some washing last night.
#58386
A
if
B
while
C
unless
D
until
推荐题目
—Excuse me. How can I get to the library?—walk along this street_______ you see the traffic lights. You will find it on your left.
#56795
A
before
B
after
C
until
D
when
Though English is very difficult to learn, _____ Li Ping _____ Li Lei speak English well.
#55903
A
neither ; nor
B
either ; or
C
both ; and
D
either ; or
