Ayers Rock, which was found for the first time by European explorers in 1873, is a famous landmark (1) _______ the desert of central Australia.

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It's good _______ a glass of warm water immediately after you wake up in the morning.

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His mother is very proud of him, _______ she?

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Peter_______ have lunch in the school canteen when he was in grade 6.

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Traffic _______ in Vietnam usually occur in such big cities as Hanoi and Ho Chi Minh City.

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Tuan is a good student. He always answers the teacher's questions very _______.

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The first Earth Day was held _______ April 22, 1970.

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We _______ each other at my aunt's house three years ago and _______ friends ever since.