Làm và giải thích giúp em với Em cảm ơn ạ

Công thức câu tường thuật - dạng câu kể 

S + said to / told + O +  that + S + V (lùi thì)

S + said +  that + S + V (lùi thì)

said to = told 

Công thức câu tường thuật - dạng câu mệnh lệnh 

S + said to / told + O + to V / not to V 

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HTĐ --> QKĐ

TLĐ (will) --> would 

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1. Scientists said that air pollution was one of the causes of the greenhouse effect.

2. Nam said that pollution was one of the problems in his neighborhood.

3. The editor said that more people were aware of preservation of natural resources.

4. Nam's father told him to use the web search engine to find the information that he needed.

5. Mary told them that she would ask their friends and neighbors to come and help them.

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