He raised his hand high. He wanted to attract his teacher's attention. 

A. Give an opinion about a particular student.

B. Give an opinion about a special type of education.

C. Describe the activities the students do in their free time.

D. Describe his own experience of education. 

A. Nam tells the taxi driver please turn left at the first traffic light.

B. Nam said the taxi driver for turn left at the first traffic light.

C. Nam asked the taxi driver if turning left at the first traffic light.

D. Nam told the taxi driver to turn left at the first traffic light. 

A. is having

A. very kind

A. They are three months since he lost his job.

B. It is three months since he lost his job.

C. It is three months ago for him to lose his job.

D. It has been three months since he has lost his job. 

A. who I talked to you

B. I talk to you about her.

C. whom I talked to you about her

A. It doesn't allow students enough study time.

B. Its students are taught to like each other.

C. It doesn't give good value for money.

D. Its way of teaching is successful.