–Lots of trees and flowers ________ on both sides of the road last year. --Oh, _______ beautiful they are!
#44520
A
have been planted; how
B
were planted; what
C
were planted; how
D
have been planted; what
推荐题目
--When _____ the abacus _____?   -- In the sixth century by the Chinese people.
#44867
A
is, invented
B
did, invent
C
was, invented
D
does, invent
- Sorry, Mr White. But the bus was late. - You ______ away if you are late again.
#44994
A
will be sent
B
are going to be sent
C
have been sent
D
are sent
Our classroom _____ every day, so it’s very clean.
#44863
A
cleans
B
is cleaning
C
is cleaned
D
cleaned
—Oh, this is really an old building.—Do you know when it        ?
#44645
A
has built
B
is built
C
was built
D
will be built