Write S for simple sentences and C for compound sentences.

01 Đề bài:

2. Write S for simple sentences and C for compound sentences.

(Viết S cho câu đơn và C cho câu ghép)

___ 1. Teenagers are often very active and talkative.

___ 2. He often chats with his friends on Facebook Messenger.

___ 3. She is a smart student, and she is an active member of our club.

___ 4. My friends and I joined a sports competition last year.

___ 5. He is a club member, but he never participates in any of the activities.

02 Bài giải: