Our school celebrates Tree Planting Day _______ March, 12th every year.
| A．at | B．for | C．in | D．on |
—Now lots of teenagers spend a lot of time playing computer games.
—Yes. Teachers and their parents should prevent them ____________ too much.
| A．to play | B．play | C．plays | D．playing |
Is Zhalong one of the world’s ________?
| A．important wetland |
| B．the most important wetlands |
| C．most important wetlands |
| D．more important wetlands |
— ______did the baby panda Xi Wang ______ when she was born?
— About 100 grams.
| A．How heavy, weigh | B．What, weight |
| C．How many, weight | D．How much, weigh |
The parents __________ food and clothes.
| A．provide the children to |
| B．provide the children for |
| C．provide the children against |
| D．provide the children with |
—Look, there is a lot of rubbish in the river.
—Yes, it’s said that 80 per cent of fish in this river ________ live long.
| A．doesn’t | B．don’t | C．isn’t | D．aren’t |