1.      “Our daughter wants to study abroad for a year,” they said.

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2.      “Have you ever experienced school pressures?” she asked me.

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3.      “Yesterday I couldn‟t watch my favourite cartoon on Disney Channel,” he said.

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4.      “Is the weather good in Shanghai in the summer?” Jane asked me.

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5.      “What are the skills that you find the most difficult to learn?” she asked me.

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6.      “Would you bring me a cup of coffee, please?” she told me.

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7.      “I‟ll come and help you on Saturday,” Joana told me.

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8.      “When will you come back home?” my mom asked me.

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9.      “Do you need any help on this assignment?” the teacher asked me.

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10.  “My friend got engaged to a German last month,” Danny told Ann.

Một gương phẳng M hợp với phương thẳng đứng một góc 30⁰, chiếu một tia tới SI hợp với mặt gương một góc 37^o. Hãy vẽ tia phản xạ của tia tới SI. Tính góc phản xạ.