. —Why didn’t you response to their greeting? —Sorry. I ______they ______ to me.
#102318
A
don’t realize; are waving
B
don’t realize; were waving
C
didn’t realize; were waving
D
didn’t realize; are waving
推荐题目
The door ．Something has gone wrong with it．
#100677
A
won’t lock
B
won’t be locked
C
can’t lock
D
isn’t locked
I’ve won a holiday for two to Florida. I ＿＿ my mum.
#104421
A
take
B
am taking
C
have taken
D
will have taken
It _______ long before we ______ the result of the experiment.
#103038
A
will not be; will know
B
is; will know
C
will not be; know
D
is; know
---Where___?—I got caught in the heavy traffic, or I ___ here earlier.
#102463
A
did you go; had arrived
B
are you; was
C
were you; would come
D
have you been ; would have been