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Chắc suất Đại học top - Giữ chỗ ngay!! ĐĂNG BÀI NGAY để cùng trao đổi với các thành viên siêu nhiệt tình & dễ thương trên diễn đàn.
Complete the second sentence so that it means the same as the first. Start with the word in the bracket.
1 For centuries it was thought that mercury wasn't poisonous. (For centuries mercury wasn't ...)
2 It is known that the universe is about 13. 7 billion years old. ( The universe is ...)
3 It is thought that there are fewer than 500 Siberian tigers living in the wild. (There are ...)
4 In the 16th century England taking a bath was considered to be unhealthy. ( In 16th century England it was ...)
5 The Chinese are thought to have invented tea. (It is ...)
1 For centuries it was thought that mercury wasn't poisonous. (For centuries mercury wasn't ...)
2 It is known that the universe is about 13. 7 billion years old. ( The universe is ...)
3 It is thought that there are fewer than 500 Siberian tigers living in the wild. (There are ...)
4 In the 16th century England taking a bath was considered to be unhealthy. ( In 16th century England it was ...)
5 The Chinese are thought to have invented tea. (It is ...)
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