When Xiao Li was ill in hospital, his classmates went to see him ________.

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The air is to us ________.

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The young nurse was very nervous when she ________ in the first operation.

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Not used to ________ up and down, he felt quite uncomfortable.

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Some, Argentines said their fifth president in the past month ________ them.

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－Are you satisfied with her job?

－Not at all. It couldn't be ________.

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A story goes _____ Elizabeth I of England liked nothing more than being surrounded by clever and qualified noblemen at court.

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A．when　　　　　　B．where

C．what　　　　　　D．that

Just at that moment, she heard the door ________ with a bang.

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Having been attacked by terrorists, _____.

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A．doctors came to their rescue

B．the tall building collapsed

C．an emergency measure was taken

D．warnings were given to tourists

Hearing the sharp cry, he rushed out only to find his son ________ by a group of big boys, and he shouted for them to stop.

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