1 she tries to guess what its meaning , writes in her noteboook and says it may times

-> thông tin dòng 3 

2 they often have to speak englsih with their foreigh friends 

-> thông tin dòng 5

3 lee is good at english 

-> thông tin dòng 7 

4 jonh goes to the library twice or 3 times a week 

-> thông tin dòng 9 

5 yes it is

-> thông tin câu cuối

=>
B/
1. She tries to guess its meaning. (When I see a new word, I try to guess its meaning.)
2. They often learn to speak English by talking with their foreign friends in their free time. (Lee and John love learning English too. We often learn to speak English by talking with our foreign friends in our free time.)
3. Lee is very good at English. (Dòng 6 của đoạn văn)
4. He goes to the library twice or three times a week. (John loves reading. He goes to the library twice or three times a week.)
5. Yes, it is. (English is necessary for communication.)