—__________ do you swim? —Twice a week.
| A．How long | B．How many times | C．What time | D．How often |
_____the teachers in their school is about 200 and one fourth of them are _____ teachers.
| A．A number of; women | B．A number of; woman |
| C．The number of; women | D．The number of; woman |
---Have you heard the good _______?
---Yes! The radio says China will send an explorer(探险家）to Mars.
| A．information | B．news | C．message | D．idea |
The ___ man told us his past days before he ____. His __ made us very sad.
| A．dying; died; death | B．dead; dying; die |
| C．dead; died; dying | D．dead; dying; death |
My friend Tom _______me __________ for an hour yesterday.
| A．keep; wait | B．keeping; waited |
| C．kept; waiting | D．keeps; to wait |
The dogs were made __________ as fast as they could.
| A．run | B．ran | C．running | D．to run |