Which of the following is caused by the earth’s turning around the sun?
| A．The rising and setting(落下) of the sun and moon. |
| B．The change of spring, summer, autumn and winter of the year. |
| C．The change of the day and night. |
| D．The time in the east is earlier than that in the west. |
– I hear Yang Yan made an English speech at the graduation ceremony yesterday.- ______, and _______.
| A．So she did; so did I | B．So did she; so I did |
| C．So she was; so I was | D．So was she; so I was |
I don’t know if hetomorrow. If he, I’ll tell him about it.
| A．will come, will come | B．comes, comes |
| C．comes, will come | D．will come, comes |
We can’t work out the physics problem. Can you tell us ____?
| A．how to do | B．what to do it |
| C．how to do it | D．what should to do |
This question sounds _____ than that one.
| A．many more polite | B．much more polite |
| C．many more politely | D．much more politely |
Health is very _____and every student knows the _____of keeping healthy.
| A．important ; importance | B．important ; important |
| C．importance; importance | D．importance; important |