The boy was doing homework while his mother dinner.
#40660
A
cooks
B
cooked
C
was cooking
D
will cook
推荐题目
It is said that the meeting _______ for a week.
#41750
A
has been ended
B
has lasted
C
has began
D
has been held
— _______ late for school again, Tim!— Sorry, I promise that I _______.
#39524
A
Don’t; won’t
B
Don’t be; won’t
C
Don’t be; don’t
D
Don’t; will
The new bridge in Wenchuan ____ last month. Now it’s easy to go to the city center.
#40547
A
built
B
was built
C
has been built
D
were built