Choose the best answer which can complete the sentence.

In the botanic garden we find a (an) ________ of plants that range from tall trees to small flowers.

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Choose the best answer which can complete the sentence.

—Where is my blue shirt?

—It's in the washing machine. You have to wear ________ different one.

[　　]

Choose the best answer which can complete the sentence.

Don't believe him. He just ________ the story.

[　　]

Choose the best answer which can complete the sentence.

The police are still ________ the murder case though it was hard to find the witness.

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My friend knows where he can ________ a good used car for you at a very reasonable price.

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Choose the best answer which can complete the sentence.

Having suffered from the illness for years, the patient is now in a poor of health.

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I’m sorry I stepped outside for a smoke. I was very tired.

 There is no ________ for this while you are on duty.

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 Do you think the Stars will beat the Bulls? Yes. They have better players, so I ________ them to win.

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I ________ playing basketball every morning and it was also great ________ for me.

[　　]

A．practiced; exercise

B．exercised; practice

C．practiced; practice

D．exercised; exercise

The talks between the two sides have ________. People are worried about something will happen.

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