7.If you want to maintain your happiness, my advice is that you should make friends with____who will give you positive energy and encouragement to be better.z
8.In my group, Tony is amaster of language.Mai is an excellent writer in literature,and Peter is very good at____ in villages now have Iphones,Internet connection,and intelligent flat TVs,too.

9.Life in___areas now is quiet different from that in the past.People in villages now have Iphones,Internet connection,and intelligent flat TVs,too.

10.Metropolitan cities usually have dense___.For example, the population density is over 7,698 people per one square kilometer.

11.This morning, the local charitable organization informed that they received a large amount of money from an unknown___

12.Vietnamese women usually follow healthy diets and lifestyle to___slim and healthy

13.City____are considered less friendly than those in the countryside.

14.I really like talking to my father.He always helps me to look at the___sides of difficulties and gives me great advice in life.

15.I think the value of____is very important,but the deep heart and benevolent mind are more important