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1. Loan is so busy that she can't go to the cinema.
2. The exercises were so difficult that the students couldn't do them.
3. Nam is tall enough to join the basketball team.
4. The test is easy enough for the students to do it.
5. These temples were built in the 19th century.
6. They speak French and English in Canada.
7. They started studying English 10 years ago.
8. It took Lan two hours to make her class report.
9. It's necessary to practise English every day.
10. Would you mind turning down the radio?

Bài K :

1. ->... is so busy that she can't go to the cinema.
2. ->..... were so difficult that the students couldn't do them.
3. ->.... is tall enough to join the basketball team.
4. ->...... is easy enough for the students to do it.
5. ->....... were built in the 19th century.
6. ->..... speak French and English in Canada.
7. ->...... studying English 10 years ago.
8.-> ....... took Lan two hours to make her class report.
9.-> .... necessary to practise English every day.
10. ->....you mind turning down the radio