----- Nội dung dịch tự động từ ảnh -----
Ex1: Điền 1 từ vào ô trống
Lucy: Hi, Christina!
Christina: Hi, Lucy! 1 .....Have...you finished your homework?
Lucy: I've 2... already....done my Maths but I haven't studied for the History quiz 3....yet.
_
Christina: I haven't 4 ...................anything yet. I was out all afternoon. I've 5.......... .......come
back from the dentist's. I heard the phone ring as I opened the front door!
Lucy: Why
...you go to the dentist?
Christina: 17. have.............had terrible toothache 8..........since....... yesterday afternoon. One of my
back teeth is really bad. Actually, the last time 19......................to the dentist was nine months
ago. He said we should all go every six months.
Lucy: Oh dear, I haven't been to the dentist 10 for ...... year!
Christina: You can come with me tomorrow. I need someone to hold my hand!
Lucy: OK.