A =  7   +   7² + 7³ + 7⁴ + 7⁵

  A = 7.(1 + 7 + 7² + 7³ + 7⁴ + 7⁵)

A là hợp số: 

1 A balanced lifestyle can lead to improved health if it is adopted consistently.

2 Harry apologized to his mom for not having returned home on time.

3 It is obligatory for us to attend the mandatory training session.

4 It has been two months since he last experienced a family quarrel.

5 Susan's failure to understand the math problems made her feel frustrated.

Question 1. A balanced lifestyle can lead to improved health if we adopt it consistently. (adopted)

=> A balanced lifestyle can lead to improved health if it is adopted consistently

Question 2. “I’m sorry for not returning home on time, Mom”, Harry said. (apologized)

Harry apologized to his mom for not returning home on time

Question 3. We are obligated to attend the mandatory training session. (to)

It is obligatory for us to attend the mandatory training session

Question 4. He hasn’t experienced a family quarrel for two months. (last)

The last time he experienced a family quarrel was two months ago

Question 5.  Susan failed to understand the math problems. That made her feel frustrated. (failure)

Susan's failure to understand the math problems made her feel frustrated.

Question 1. Member nations/ have / reason / attend / summits / discuss /shared goals.

Member nations have a reason to attend summits to discuss shared goals

Question 2. His respiratory health /gradually / become / better / since / he quit / smoke.

His respiratory health has gradually become better since he quitted smoking

Question 3. It / forbidden / litter / public places / Vietnam / keep the environment / clean. 

It is forbidden to litter in public places in Vietnam to keep the environment clean

Question 4. During / holiday season, / the city /  look / festive / joyful, / decorate / with / lights and decorations.

During the holiday season, the city looks festive and joyful, decorated with lights and decorations

Question 5. My mom / charge / resolve / family argument / find / solution.

My mom takes charge to resolve family arguments and find solutions

1.Member nations have a reason for attending summits to discuss shared goals.

2.His respiratory health has gradually become better since he quit smoking.

3. It is forbidden to litter in public places in Vietnam to keep the environment clean.

 4.During the holiday season, the city looks festive and joyful, decorated with  lights and decorations.

 5.My mom was in charge of resolving the family argument and finding a solution.

1 Gmail is generally better than other email services

2 My friend doesn't live with his family in HN

3 Tet is one of the most important and traditional Vietnamese holidays 

go to the gì đó như the zoo

nhầm went to the zoo

B. (every day -> HTĐ)
HT

A nha bạn tick mik đi

1 mustn't feed

2 frightened

3 car windows

4 park

5 noise

Some people like going to go shopping for fun when they're feeling a bit under the (O). . . . . . . . . They claim that indulging in some 'retail therapy' ( 1 ) . . . . . . . . . . . . . . . . them up and they start to feel better. However, while buying things we don't really need can give a temporary 'buzz', in the long-term it can increase personal dissatisfaction. Also, 'comfort buying' is the first (2). . . . . . . . . . . towards shopping addition, causing many a shopper to get into debt, which is (3). . . . . . . . . . good for their health.

However, some recent research has (4). . . . . that shopping can lighten more than our wallets. Walking is (5) as a good way of reducing the risk of coronary heart disease and it is (6) that on average British women cover 214 km a year by going to the shops. This . . . . . . . . . . . at about 4.45 km and 193 calories burnt for every two-hour trip. Going with a friend was found to be even more (8). . . . . . . . . . . . . . than solo shopping, because people to stay out longer and cover more distance in pairs. So while unnecessary consumption may not be the root of all happiness it can offer other health benefits - (10). . . . . of course we don't do it online!