A lot of museums in China are worth_____． If you have time， you can choose to go．（ ）
A．visitedB．visitingC．to visitD．visit
Is that Miss Lin over there？
No．It___be her．She has gone to the USA．（ ）
| A． |
mustn't |
B． |
can't |
C． |
won't |
D． |
needn't |
My parents don't allow me___late．（ ）
| A． |
stay up |
B． |
to stay up |
C． |
stays up |
D． |
staying up |
Chinese___by more and more people around the world．（ ）
| A． |
is spoken |
B． |
spoke |
C． |
are spoken |
D． |
speaks |
Jenny didn't go to bed ____ her mother came home last night．（ ）
| A． |
as soon as |
B． |
if |
C． |
while |
D． |
until |
How long ___ your brother ___ this camera？
For two weeks．（ ）
| A． |
have，bought |
B． |
have，had |
| C． |
has，had |
D． |
has，bought |