________ Guangzhou you see today is quite ________ different city from what it used to be.

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They believe that ________ food plants such as the corn, the potato and the tomato were first discovered in ________ North America.

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　　 ________ did you sleep last night?

　　I sat up reading too late to fall asleep.

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The co-organizers discussed the programs that they would like to see ________ tonight.

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It's quite abvious that the aging population in China will cause ________ heavy pressure on whole society in the future.

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Given these conditions, there will not be ________ room left in one's brain for ________ rational thought.

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There happened ________ heavy accident. ________ injured died on ________ Thursday after it.

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There are four chairs in the room, one in each________.

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________ this child, they gave the name “Little Hero”.

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These boxes are too heavy for me to move. Would you please give me a hand ________ them?

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