The project will help people understand the many threats to the natural environment ________ endangered plants and animals live.
| A．which | B．when | C．where | D．that |
After five hours’ drive, they reached ______ they thought was the place they’d been dreaming of.
| A．that | B．where | C．which | D．what |
John has put on so much weight recently that his mother has to______ all his trousers to his measure.
| A．let out | B．give away | C．bring in | D．make up |
As we have planned, we’ll go to Beijing to attend her sister’s wedding party. We’ll also visit our mother school _______we go there.
| A．unless | B．when | C．once | D．even if |
He looked around and caught a man _______ his hand into the pocket of a passenger.
| A．put | B．to be putting | C．to put | D．putting |
The shop doesn’t open until 11 am, _______ it loses a lot of business.
| A．for | B．or | C．but | D．so |