________, it began to rain unexpectedly.
#68281
A
While cleaning the machine
B
To clean the machine
C
He was cleaning the machine
D
While he was cleaning the machine
推荐题目
-The weather is too cold ____ March this year. —It was still ____when I came here years ago.
#74239
A
for; colder
B
in; cold
C
in; hot
D
for; hotter
I have reached a point in my life I am supposed to make decisions of my own.
#74507
A
which
B
where
C
how
D
why
The organizers promise ________ wins the first prize a chance to go abroad.
#67215
A
who
B
whom
C
whoever
D
whomever
(2013·四川，7)He is so busy.He cannot afford enough time with his son________he wants to.
#67430
A
even if
B
as if
C
because
D
before
---It is a long time ______ I saw you last． ---Yes．And it will be a long time ______ we see each other again．
#67598
A
when; before
B
after; when
C
since; before
D
since; until