Unit 1 Topic 1Our country has developed rapidly.Section B
A: Have you been to Beijing?
B: Yes, I have. / No, I haven't.
A: Have you been to Hangzhou?
Has Maria been to her hometown?
Yes, she has. She has come back from Cuba.
She took part in some volunteer activities during summer holidays.
She is happy because she has learnt a lot from it.
volunteer activities