There are fewer and fewer tigers in India. The situation will continue ______ humans stop hunting them for their fur and bones.
| A．if | B．unless | C．because | D．since |
We can’t live without________/'wɔ:tər /. Don’t waste it.
| A．waiter | B．walk | C．water | D．wail |
He used to ________ /weə/ a funny hat at school.
| A．wear | B．warn | C．waste | D．warm |
It is ___________/tru:/ that the Greens will leave here soon.
| A．turn | B．that | C．true | D．tune |
Guo Degang is a famous crosstalk performer. He always makes people __________.
| A．laughs | B．laugh | C．laughing | D．to laugh |
Although he failed this time, he didn’t give up and ＿＿＿＿＿＿studying hard..
| A．stopped | B．continued | C．succeeded | D．finished |