Ban đầu chiếu một tia sáng SI tới mặt phẳng gương sao cho góc SIN=20 thì góc phản xạ =20. Giữ nguyên tia tới, quay gương một góc 60 độ cùng chiều kim đồng hồ bằng bao nhiêu?

1. Although we are neighborhood, we have not seen each other

Despite

2. Even though I got very wet in the rain, I did not change my clothes.

In spite of

1.Although we are neighborhood, we have not seen each other

-> Despite.....................

2.Even though I got very wet in the rain, I did not change my clothes.

->In spite of....................

Giúp mik vs ạ đang cần gấp

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