Sử dụng đại từ quan hệ ( Who, Whom, Which, That ) để kết hợp các cặp câu, dùng dấu phẩy khi cần thiết.
1. Some documents have been found. They were stolen from a car.
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2. Dr.Michelle Weil wrote a book about “techno trees”.She is a psychologist.
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3. He works for a computer magazine. The magazine is very popular in Mexico.
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4. Marta has a brother. Her brother’s name is Manuel.
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5. Do you know the man? They are talking about him.
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$\textrm{1. Some documents which were stolen from a car have been found.}$
$\textrm{2. Dr.Michelle Weil who is a psychologist wrote a book about “techno trees”.}$
$\textrm{3. He works for a computer magazine which is very popular in Mexico.}$
$\textrm{4. Marta has a brother whose name is Manuel.}$
$\textrm{5. Do you know the man who they are talking about.}$