The world is changing fast.I strongly believe that one will easily fall behind _______ he keeps on learning.
| A．unless | B．if |
| C．when | D．as |
A sheep ________ on this kind of special grass usually grows faster than _____ on ordinary.
| A．fed; that | B．feeds; the one |
| C．feeding; one | D．feeding; it |
In the Barcelona Olympic Games, the Chinese team totally got 87 gold medals, __________ 51 were won by women players.
| A．of which | B．which | C．whose | D．in which |
The children themselves were calm enough. _________ the parents that got into a panic(惊慌).
| A．That was | B．Those were | C．It was | D．However |
The clever boy made a hole in the wall, _______ he could see _____ was going on inside house.
| A．which; what | B．through which; what |
| C．through that; what | D．what; that |
------How do you like the book?
-----It’s quite different from ___ I read last month.
| A．the one | B．which | C． that | D．the one what |