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1. What is your thought about teenagers who dye their hair?

2. We were surprised that he passed the exam.

3. Phong advised Khoa to tell her the truth.

4. We don't know what to do to solve the problems.

5. Laura wondered if she had met him before

1. What do you think about teenagers who dya their hair?

$⇒$ What is your thought about teenagers who dye their hair?

2. It was quite surprising for us that he passed the exam

$⇒$ We were surprised that he passed the exam.

3. "If I were you, I would tell her the truth" sald Phong to Khoa

$⇒$ Phong advised Khoa to tell her the truth.

4. We don't know how we should solve the problems

$⇒$ We don't know what to do to solve the problems.

5. "Have I ever methim before?" Laura said to herself

$⇒$ Laura wondered if she had met him before