--- Is that your backpack?
--- __________. It’s my backpack.
| A．No, they’re not. | B．Yes, they are. | C．No, it isn’t. | D．Yes, it is. |
Running is getting popular. It is good for our health and it costs _________.
| A． |
nothing |
B． |
everything |
C． |
anything |
There is _________ river near our school. We never throw rubbish into it.
| A． |
the |
B． |
a |
C． |
/ |
Tony turns off the shower to save _________ while he is washing his hair.
| A． |
time |
B． |
paper |
C． |
water |
When we read books in the library, we should keep _________ there.
| A． |
lovely |
B． |
tired |
C． |
quiet |
Alice lives a healthy life. She _________ stays up late.
| A． |
hardly |
B． |
always |
C． |
often |