Dear John,

Thanks for your helping (Exampel : me ) with my English. You are ...... very good teacher. I enjoyed my stay ...... Cambridge.

Now I'm staying with my brother's flat. ..... is studying to be a doctor. I will stay ...... him for two weeks and then go home ...... Greece.

I like London very much. We ...... to Regents park by bus yesterday. It ..... very sunny and we had a good time. Tonight, I am ...... to see a film with my brother and some ....... his friends.

I'll write again from Greece.

Best wishes,

Kostas

Sau 2 ngày cửa hàng bán được là :

1/4 + 3/5 = 17/20 ( tổng số gạo )

Phân số chỉ 90 kg gạo còn lại là :

1 - 17/20 = 3/20 ( kg  )

Cửa hàng có số tạ gạo là :

90 : 3/20 = 60 ( kg ) = 0,06 ( tạ )

Vô lí ( người mẹ chị sinh được ba người con <=> không có người con thứ tư)

Dear Joan,

Thanks .... yours letter. I got it this morning. Yes, I'd .... to see you. How about meeting outside .... office at one o' clock? There's .... good Italian restaurant near there. ..... you like Italian food?

I have to be back at work by two o'clock, so please don't ..... late!

Yours

Mary