First, gradually increase a gentle walk to 20 minutes. This can be done every day or _____.
| A．every another day |
| B．every other day |
| C．every other days |
| D．every the other day |
There is _________in today's newspaper.
| A．new anything | B．new something | C．anything new | D．something new |
The weather in Beijing is cooler than ________ in Guangzhou.
| A．this | B．it | C．that | D．one |
We found ________ necessary to protect the environment.
| A．it | B．this | C．that | D．what |
-Which would you like, rice or noodles? --_______is OK. I'm hungry.
| A．Either | B．Neither | C．Both | D．All |
I don't think it very expensive to buy a family computer here.
-- Really? I'll buy _______ next week.
| A．it | B．this | C．one | D．mine |