The book was so interesting that he had read it for three hours ______ he realized it．（ ）
| A． |
before |
B． |
after |
C． |
until |
D． |
since |
_______ people do housework ______twenty years？
No， I don't think so．（ ）
| A． |
Do； in |
B． |
Are； after |
C． |
Will； for |
D． |
Will； in |
Do you know the man ____ is talking with our Chinese teacher？
Yes． He is my uncle， Mr． King．（ ）
| A． |
which |
B． |
who |
C． |
whom |
D． |
whose |
Where are you going for your summer holidays？ I __________go to Dalian． I haven't decided．（ ）
| A． |
may |
B． |
need |
C． |
must |
D． |
mustn't |
In our school， most of us like playing football instead of basketball． So basketball is ____than football．（ ）
| A． |
more popular |
B． |
most popular |
| C． |
less popular |
D． |
least popular |
Students ______ to the library after school．（ ）
| A． |
allow to go |
B． |
are allowed going |
| C． |
will allow go |
D． |
are allowed to go |