-Look! Mrs． Green is standing in front of the library．
-It _________ her． She has gone to Egypt for her holiday．（ ）
| A． |
must be |
B． |
mustn't be |
C． |
can be |
D． |
can't be |
Must I clean the room now，Mom？
No，_________．（ ）
A．you mustn'tB．you needn't
C．you can't
She said she hoped ______ her daughter．（ ）
A．to seeB．you to seeC．seeing
_______ do you visit your grandfather？
Once a week．（ ）
A．How manyB．How soonC．How often
We ______ for a picnic if it ______ rain this Sunday．（ ）
A．will go；doesn'tB．will go；won't
C．go；doesn't
David，is that ______ English dictionary？
Yes，it is _______．It is new．（ ）
A．yours；myB．your；myC．your；mine