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There're a lot of ________ in the field.

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My parents are out, so I ________ look after my sister.

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Nicky is ________ Australia's Northern Territory.

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I enjoy ________ some science fiction.

[　　]

You are not sure. I'm not sure, ________.

[　　]

I wonder ________ you are talking to.

[　　]

I must help the poor because they are very ________.

[　　]

This medicine is ________ expensive for poor people to buy.

[　　]

He asks ________ it's a good idea.

[　　]

Would you like ________ football game with us?

[　　]