___students will take part in the sports meeting and _____them is over three hundred.
| A．A number of; the number of | B．A number; the number |
| C．The number of; a number of | D．The number; a number |
人家向你说“新年好！”，你应回答：
A．The same to you. B．It doesn’t matter C．Goodbye.
你不小心踩到别人时，你应该对他（她）说：
A．It’s great. B．I don’t know. C．I’m sorry.
—What are these?
—They are .
A．pencils B．books C．pens
The table is too big and it almost half of the room.
A．takes away B．takes off C．takes up
—Have you finished your homework?
—Not . There are still some exercises to be done.
A．already B．ever C．yet