Miss Liu often tells us some funny stories.
A. interesting B. boring C. strange
There ______ a dolphin show in the zoo tomorrow evening.
| A．was | B．is going to have | C．will have | D．is going to be |
There is _____pollution and ____fishes in the river now than 20 years ago.
| A．more, less | B．more, fewer | C．less, much | D．fewer, many |
The sign（标志牌）made us safe.
| A．feel | B．feels | C．to feel | D．felt |
Everyone should play a part in _____the earth.
| A．save | B．saves | C．saving | D．saved |
-- ________ will Mr. Green be back? -- In a week, I think.
| A．How often | B．How many | C．How long | D．How soon |