—How many students are there in the classroom?
— . They are all in the lab.
| A．Some | B．None |
| C．All | D．Neither |
I spent S 5this book.
| A．in | B．to buy | C．buying | D．buy |
Be quick, we'll be late for the meeting.
| A．and | B．but | C．so | D．or |
Is that bike?
| A．she | B．hers | C．her | D．she's |
There is egg in the bowl.
| A．a | B．（不填） | C．an | D．the |
--Could you please tell me tomorrow?
-- At 8 o'clock.
A. how will she come B. where she will go C. what time she will start