While the alien ________ the museum, the boy called the TV station.
#37872
A
visiting
B
was visiting
C
visited
D
visit
推荐题目
In the last two years the workers______ many tall building.
#36479
A
had built
B
was built
C
will build
D
have built
—What was the teacher doing at that time?—He lessons at school.
#42023
A
gives
B
gave
C
was giving
D
is giving
---Has Jack finished painting the picture yet?--- I’ve no idea. But he______ it the whole afternoon.
#39539
A
was painting
B
painted
C
had painted
D
have painted
— What are the kids doing?— They ______ flowers in the garden.
#42051
A
water
B
watered
C
have watered
D
are watering