Trang 1:
VIII.
1. We wish our teacher would go camping with us next Sunday.
2. I was studying while my little sister was playing toy cars last night.
3. It's such an interesting film that we've seen it twice.
4. He used to play soccer with his classmates when he was a child.
IX.
1. You know the woman who lives next door to me, don't you?
2. It's very important for us to keep the environment clean.

Trang 2:
1. Pompeii was completely destroyed in AD79 by an eruption of Mount Vesuvius.
2. She is so busy with social activities that she has no time for entertainment.
3. Please, listen to my words carefully.
4. Pele encouraged Ronaldo to take part in 2002 World Cup.

Trang 3:
1. In the 19th century, jeans cloth was completely made from cotton
2. I enjoy surfing net but I don't have much time for it.
3. She has just come back from holiday.
4. We will go swimming if the weather is warm enough.

VIII.

1. We wish that our teacher would go camping with us next Saturday.

2. I studied while my little sister was playing toy cars last night.

3. It's such an interesting film that we have seen twice.

4. He used to play soccer with his classmates when he was a child.

IX.

1. You know the woman who lives next door to me, don't you?

2. It's very important for us to keep the environment clean.

IV.

1. eruption: sự phun trào

2. social

3. carefully

4. encouraged: động viên

VIII.

1. In the 19th century, jeans cloth was completely made by cotton.

2. I enjoy surfing the net but I don't have much time for it.

3. She has just come back on holiday. 

4. We will go swimming if the weather is enough warm.

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