They were walking along the shore _______ a huge wave appeared out of nowhere, sweeping them out to sea.
#34229
A
as
B
while
C
when
D
though
推荐题目
--- Why didn’t you tell him about the meeting? --- He rushed out of the room ________ I could say a word.
#32464
A
when
B
until
C
before
D
after
