VI.

1.Michael Faraday made a lot of invention in the field of electricity

2.The exercises are so difficult that we can't do them

3.Nga is so impatient that no one wants to play with her

4.You must put all dangerous objects out of children’s reach 

V.

1.He used to come late class

2.Jack is too young to ride a motobike

VI

1. Michael Faraday made a lot of inventions in the field of electricity.

2. The exercises is so difficult that we can't do them.

3. Nga is so impatient that no one wants to play with her.

4. You must put all dangerous objects out of children’s reach.

VII

1.He used to come late class.

2. Jack is too young to ride a motorbike.

3. Hoa is keen on cooking.

4. I am going to visit my old friends this weekend