There __________ some children in the painting room. They are studying painting.
#41591
A
is
B
are
C
am
D
was
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
Mr. White with his two kids __________ to the beach for vacation every year.
#36826
A
go
B
goes
C
went
D
are going
When I dropped in, Dr Smith _____, so we only had time for a few words.
#40333
A
just left
B
was just leaving
C
has just left
D
had just left