There are so many books!It is not easy for us to decide what to take and what to .
| A．take on | B．pick up | C．leave behind | D．work out |
________，he never seems able to do the work beautifully.
| A．Try as he does | B．as he tries | C．Try as does he | D．As he does try |
________ they heard the shout for help，they rushed out.
| A．Immediately | B．The moment | C．The minute | D．All the above |
You should make it a rule to leave things ________you can find them again.
| A．when | B．where | C．then | D．there |
This is the best book _____ I have been looking for all this year.
| A．who | B．whom | C．which | D．/ |
Lucy has a great sense of humour and always keeps her colleagues _____ with her stories.
| A．amused | B．amusing | C．to amuse | D．to be amused |