1.Who is writing the letter?

A Li Ming.

B Mary.

C Mike.

D Ted.

解析：选C。细节理解题。根据I’m writing to you.以及书信落笔的Mike可知，这是一封迈克写给李明的信，故选C。

2.Where are Mike and his friends?

A On a farm.

B In the west of China.

C In a city.

D In the south of England.

解析：选A。细节理解题。根据Now we are on the farm of our village in the west of England.可知，他们在英格兰西部的一家农场，故选A。

3.What is Ted doing?

A He’s reading.

B He’s taking photos.

C He’s singing.

D He’s playing soccer.

解析：选D。细节理解题。根据Mary and Ted are playing soccer.可知，泰德在踢足球，故选D。

4.What are Mike and his friends doing?

A They are enjoying the holiday.

B They are studying.

C They are swimming and singing.

D They are working.

解析：选A。细节理解题。根据We are having a good time.以及I hope you are enjoying the summer holiday.可知，他们正在度假，很享受假期，故选A。