—What ________ you?—I lost my keys.
#42445
A
happened
B
happens
C
happened to
D
happens to
推荐题目
---What were you doing when the UFO ______? ---I ______ a milk shake.
#41587
A
reached, made
B
reached, was making
C
arrived, made
D
arrived, was making
 The man is going to buy a big house when he _________ more money.
#39941
A
has
B
have
C
will have
D
is going to have
When the teacher came into the classroom, the students ____ in groups.
#39479
A
work
B
have worked
C
were working
D
are working