Both Lily and Lucy ______ to the party yesterday，but they didn't come at all．（ ）
| A． |
were invited |
| B． |
was invited |
| C． |
invited |
Nobody can hear you______ you speak in a louder voice．（ ）
| A． |
unless |
B． |
if |
C． |
when |
D． |
after |
Boys and girls， you should look after________when your parents are not at home．（ ）
| A． |
himself |
B． |
herself |
C． |
yourselves |
D． |
themselves |
Another bridge over the Jialing River__________last year．（ ）
| A． |
builds |
B． |
built |
C． |
is built |
D． |
was built |
They hope_______ the basketball match．（ ）
| A． |
win |
B． |
won |
C． |
to win |
D． |
winning |
Listen! Our teacher________in the music classroom．（ ）
| A． |
sings |
B． |
sang |
C． |
will sing |
D． |
is singing |