—Why, Jack! Someone seems to have called you over there.—Yes? I _______ that.
#104529
A
am not realizing
B
haven't realized
C
didn't realize
D
don't realize
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—How did she get infected? —She ____ the viruses without any protection.
#101750
A
exposed to
B
had exposed to
C
was exposed to
D
has exposed to
--I have you asked John to come to the party this evening？--Yes，I have，but he＿＿＿＿
#100482
A
doesn't
B
hasn't
C
hadn't
D
won't
---Have you seen my e-mail about our TESL, project?---Yes. Luckily, I checked my e-mails yesterday. Normally, I my e-mail-box for days.
#100614
A
haven’t opened
B
didn’t open
C
hadn’t opened
D
don’t open