--What are you looking for?

--I’m looking for a tool _______.

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A．and open the box

B．to open the box with

C．and opening the box

D．with that to open the box

There were many students and teachers at the party yesterday. I looked for two seats to sit down with my friends, Tim, but there were _______.

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--Which of the two ties would you like to take?

--_______. You know I’m not particular about ties.

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He feels that his composition is better than _______ in his class.

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A sheep _______ on this kind of special grass usually grows much faster than _______ on ordinary.

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I prefer a restaurant in a quiet street to _______ in such a noisy place as Wangfujing.

[　　]

I owe my gratitude to Dad because he is the first person who has made me feel like I’m _______.

[　　]

_______ more is necessary but it is not quite necessary _______ this book again.

[　　]

_______ pollution is the key to _______ the country a comfortable and clean place to live in.

[　　]

Don’t write with ball pens. The form needs _______ in ink.

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