He’ll never forget the years _______ he studied in Oxford University.
| A．where | B．on which | C．when | D．which |
The flood started and we had to_____higher ground.
| A．seek | B．search | C．discover | D．invent |
Some experts have made an ______ parents to supervise their children.
| A．adaption | B．adoption | C．attitude | D．appeal |
The conference has been to discuss the effects of tourism___the wildlife in the area.
| A．on | B．for | C．in | D．with |
Were it not for the debt, we ______a happy life:
| A．are living | B．would live | C．were living | D．will live |
The stronger the coffee is,______.
| A．the more I like | B．the better I like |
| C．the more better I like it | D．the better I like it |