We believe scientists will a way to solve the problem of air pollution.
| A．set off | B．put off |
| C．come up with | D．catch up with |
-- ________Tom’s pens?
--Yes, they’re ________.
| A．Is this; his | B．Are these; his |
| C．Is this; her | D．Are these; her |
Please ______me _______984-3351.
| A．thank; for | B．call; at |
| C．ask; for | D．email; at |
In the morning we have four
| A．class | B．classes | C．subject | D．teacher |
Can you come to my birthday party next Saturday ？
---When will it start ?
| A．That’s all right | B．Sure, I’d love to |
| C．That’s really too bad | D．Sorry, I won’t |
The words are small. I can’t see them my glasses .
| A．for | B．without | C．from | D．by |