I will tell your parents _______ you come back on time.
| A．when | B．since |
| C．unless | D．as soon as |
Jim has made many friends since he ______ to China.
| A．came | B．comes | C．has come | D．will come |
Which is ______ to learn, fishing or swimming?
| A．easy | B．easier | C．the easier | D．more easily |
We should keep ______ in the reading –room.
| A．quiet | B．quietly | C．quite | D．quickly |
The old woman kept one black dog and two white ______.
| A．one | B．ones | C．those | D．one’s |
Cotton ______ nice and soft.
| A．is felt | B．is feeling | C．feel | D．feels |