\(1,\\ a,Gọi.ƯCLN\left(n,n+1\right)=d\\ \Rightarrow n⋮d;n+1⋮d\\ \Rightarrow n+1-n⋮d\\ \Rightarrow1⋮d\\ \Rightarrow d=1\)

Vậy \(ƯCLN\left(n,n+1\right)=1\)

1 Lan went to Ngoc Son temple with her uncle yesterday

2 It is very cold in winter in VN

1 Lan went to Ngoc Son temple with her uncle yesterday

2 It is very cold in winter in VN

Part 3. Reorder the words to make sentences (5 pts)

.1 to / her uncle / yesterday / went / with / Ngoc Son temple / Lan.

-> Lan went to Ngoc Son temple with her uncle yesterday.

2..in / is / very / Vietnam / It / winter / in / cold.

-> It is very cold in winter in Vietnam.

1. I am very excited ........because.................. I am meeting my favourite MC.

2. You can watch TV now .......but.................. do not spend too much time on it.

3. Xuan Bac was tired .........but.................. they did not miss the beginning of the show.

4. Phong wants to watch both the game show ......and................ the movie.

5. Phong wants to watch both the game show……on……...…. the movie. 

6. ............Although............. I arrived early, there was already a long queue at the TV station.

7. The MC was late .....because..................... there was a traffic jam.

8. Mary insists on joining the singing competition ...but......................... she cannot sing well.

9. David can play the guitar .....and.................... the harmomonica at the same time.

10. It was a sunny day, .......so.................... we decided to go sightseeing.

1. I am very excited ........because.................. I am meeting my favourite MC. 2. You can watch TV now .......but.................. do not spend too much time on it. 3. Xuan Bac was tired .........but.................. they did not miss the beginning of the show. 4. Phong wants to watch both the game show ......and................ the movie. 5. Phong wants to watch both the game show……on……...…. the movie. 6. ............Although............. I arrived early, there was already a long queue at the TV station. 7. The MC was late .....because..................... there was a traffic jam. 8. Mary insists on joining the singing competition ...but......................... she cannot sing well. 9. David can play the guitar .....and.................... the harmomonica at the same time. 10. It was a sunny day, .......so.................... we decided to go sightseeing.

1, because

2, but

3, so

4, but

5, and

6, although

7, because

8, although

9, and

10, so

vào trung tâm english mà học

tháng / 500 000 nghìn đồng chứ mấy

chăm học

vl the cung noi

First, I wake up at ____ in the morning and do _______. Then I ________. Next, I ___________. After I ________, I go to school. At _____ I go home, and I ___________. While (my sister is doing her homework), I _________. Finally, I have dinner and go to bed.

Present simple : + Mary has lived in this house for ten years.

                         + I have gone to Hanoi

                         + Daisy has read that novel several times.

                         + The concert has just begun.

                         + I have finished my homework recently.

Present continuars : + The children are playing soccer now.

                              + What are you doing at the moment ?

                              + Look! Nana is crying.

                              + My parents are planting trees tomorrow.

                              + He is playing guitar now.

Five sentences with Present simple tenses:

- I do my homework every afteroon.

- He goes to school by bike.

- She plays badminton every day.

- They watch TV every night.

- We eat lunch.

Five sentences with Present continuous (Thế này mới đúng chính tả nhek bn.)

- I am reading a book now.

- He is swimming with his friends at the moment.

- She is skipping  in the yard at present.

- They are having dinner right now.

- We are jogging in the park right away.

Mk làm đầu tiên nhk. Nhớ k cho mk đó ^ ^

- I do my homework every afteroon.
- He goes to school by bike.
- She plays badminton every day.
- They watch TV every night.
- We eat lunch.
Five sentences with Present continuous (Thế này mới đúng chính tả nhek bn.)
- I am reading a book now.
- He is swimming with his friends at the moment.
- She is skipping  in the yard at present

:3

- I am used to getting up early in the morning.

(Tôi đã quen với việc dậy sớm vào buổi sáng).

- He didn't complain about the noise nextdoor. He was used to it.

(Anh ta không than phiền về tiếng ồn bên nhà hàng xóm nữa. Anh ta đã quen với nó rồi).

I am not used to the new system in the factory yet.

(Tôi vẫn chưa quen với hệ thống mới ở nhà máy).

- I used to walk to work when I was younger.

(Tôi từng hay đi bộ đến công ty khi tôi còn trẻ.)

- We used to live there when I as a child.

(Chúng tôi đã từng sống ở đó khi tôi còn là một đứa trẻ.)