Don’t forget to take ___ umbrella when you go to play ___ tennis in the gym .
| A．a; the | B．an; the |
| C．a; / | D．an; / |
---What’s the world’s ______ national park？
--- It’s Yellowstone National Park in the US.
| A．old | B．older |
| C．oldest | D．the oldest |
Grapes are my favorite fruit, nothing else can ________ with them.
| A．deal | B．fight |
| C．play | D．compare |
Our teacher asked us to write a letter to _______ ten years in the future.
| A．yourselves | B．us |
| C．ourselves | D．you |
In a government work report on March 5, Premier Li Keqiang “declared（宣布） war” ________ pollution.
| A．against | B．from | C．for | D．with |
China has opened its _______Antarctic research base (南极科考站) – the Taishan Station.
| A．four | B．the four |
| C．fourth | D．the fourth |