The situation will continue_____ humans stop hunting them for their fur and bones.
| A．because | B．so | C．unless | D．though |
Tom，you can go out to play football after your homework________．
| A．will finish |
| B．is finished |
| C．was finished |
| D．finishes |
The camera________in 1827 by Joseph Nicephore Niepce．
| A．invented |
| B．is invented |
| C．was invented |
| D．is inventing |
The Olympic Games of 2016 will________in Brazil．
| A．take after |
| B．take off |
| C．take place |
| D．take away |
He ______ much food _____the poor family during the hard time.
| A．provided; to | B．offered; with |
| C．provided; with | D．provided; for |
She used to ______ in the morning, but now she is used to ________ at night.
| A．read; read | B．read; reading |
| C．reading; read | D．reading; reading |