--- What did Lucy do yesterday afternoon? --- She ____ her parents do the housework.
#42418
A
help
B
helped
C
will help
D
is helping
推荐题目
You can ’t get in. The exam _____for over 30 minutes.
#36950
A
has been on
B
has begun
C
began
D
begins
At the meeting the boss was explaining his plan while his secretary_________ the notes.
#36693
A
is taking
B
was taking
C
has taken
D
takes
I think China ______ a much stronger and more beautiful country in 2050.
#41888
A
become
B
will become
C
becomes
D
became
---The rain last night. But the fields are still full of water.---It for nearly a week.
#39406
A
stopped; had rained
B
stopped; has rained
C
stops; had rained
D
stops; has rained
— When _________ you________ your teeth, Billy?—Just now.
#42507
A
do; brush
B
have; brushed
C
did; brush
D
was: brushing