I like getting up very early in summer. The morning air is so good __________.
| A．to be breathed | B．to breathe |
| C．breathing | D．being breathed |
We can't buy anything because _________of the shops are open at this time.
| A．all | B．some | C．any | D．none |
-- May I use your pen? Mine is broken.
-- Of course, here are two and you can use ________ of them.
| A．both | B．every | C．any | D．either |
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 |