5Change these sentences into Reported Speech:
1. Statements: (câu trần thuật, câu kể)
Ex: She said, “I don’t know what happened.”
→ She said she didn’t know what had happened.
S + said / told + O + that S + V (one tense back)
8. The teacher said “All the homework must be done carefully”.
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9. The teacher said “We can collect old book for the poor students”.
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10. She said “I don’t buy this book”.
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