At the United Nations Climate Change Conference, the UN Secretary General points out that，________， the climate situation will get worse and worse.
| A．if not dealing with properly |
| B．unless dealing with properly |
| C．if properly dealt with |
| D．unless properly dealt with |
---Is everyone here?
---Not yet, look, there _____ the rest of the students.
| A．comes | B．come | C．is coming | D．are coming |
Do you think our teacher’s advice will _____ solving the problem?
| A．devote to | B．result from | C．contribute to | D．look forward to |
---Did you catch ______ sight of a tall TV tower in the distance just now?
---Yes, and now it’s out of ____sight.
| A．/ ; the | B．/ ; / | C．the ; the | D．a ; a |
— Waiter!
— _________
— I can’t eat this. It’s too salty.
| A．Yes, sir? | B．What? | C．All right. | D．Pardon? |
The volleyball match will be put off if it _____.
| A．will rain | B．rains | C．rained | D．is raining |