--How did he get infected? --She ____the viruses without any protection.
#101629
A
exposed to
B
had exposed to
C
was exposed to
D
had been exposed
推荐题目
—I haven’t finished my essay because the computer broke down when I was downloading the required data last night.—Really! You could have turned to me. I mine.
#102037
A
didn’t use
B
won’t use
C
hadn’t used
D
wasn’t using
—What were you doing when I phoned you last night? —I _________my painting and was starting to take a bath.
#104335
A
have already finished
B
was finishing
C
had just finished
D
was going to finish
-- Has your elder brother returned from Africa yet?-- Yes, but he _________ here for only three days before his company sent him to Australia.
#102377
A
was
B
has been
C
will be
D
would be
By the time she_____体操比赛上 at the New York Good Will Games, she_________ a dedicated junior gymnast for eleven years.
#103304
A
competed , have been
B
competes, had been
C
will compete, has been
D
competed , had been
-----Did you have a hard time traveling back home?-----Yes, it ______ for four days when I arrived in Guiyang and all the roads______ covered with ice.
#100845
A
snowed, were
B
was snowing, had been
C
had been snowing, had been
D
had snowed, were