The Chinese government has decided to develop the west of China, ________, I dare say, will benefit the people there, especially those who are still leading a poor life.

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Wang Hua is said ________ a new computer programme recently, but I don't know when she will finish it.

[　　]

A．to design

B．to be designing

C．to have been designing

D．to have designed

Mrs Green was disappointed to see the washing machine she had had ________ went wrong again.

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Look at that lady on the stage. She's already forty.

You are joking. She doesn't look ________.

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All finished, we sat down to enjoy ________ we thought the most delicious dinner.

[　　]

We are leaving on June 15.

So why not come to spend ________ days with us? I'm serious.

[　　]

The special medicine for the disease was diffcult to find though ________ everywhere.

[　　]

________ there are a large number of chemical factories, the air is likely to be polluted.

[　　]

The market was filled with salted fish, ________ the worst smell that you can imaging.

[　　]

Mr. Green is said ________ an experiment to prove their new method of solving the problem when young.

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