Bài 3*: Cho hình thang ABCD(AB/CD) có CD=AD+BC. Gọi Mlà điểm thuoc đáy CD sao cho: MD-AD. Chung minh: a) AMlà tia phân giác của góc A b) Tam giác BCM cân c) BK là tia phân giác của góc

Helppppppppppp

1.     My wife and I (travel)            travelled       to Mexico by air last summer.

2.     She (finish)          has      not yet      finished             doing her homework.

3.     He (begin)       began                    to study English when he was 5 years old.

4.     Martin (cycle)     cycled       for 50 miles on scenic routes three weeks ago.

5.     Yesterday I (see)        saw          you talking to a stranger.

6.     Jane (write)             has written            many books about Chinese culture.

7.     My parents (get)              go5              married 20 years ago.

8.     ____have__ you already (wash)            washed         your car?

9.     He (be)      has been       at his computer for seven hours.

10. He        has             just (come)      come     back.

1.A

2.B

3.B

4.D

5.C

6.B

7.A

8.A

9.C

10.A

happy

1.I think yes because the diet is quite important because it affects both our weight and our body.

2.A balanced diet is the right diet that provides our bodies with all the vitamins and nutrients it needs to function properly.

3.They often eat a lot of vegetables for breakfast, lunch, dinner and in between snacks they often eat fruit.

4.Some people like to eat out because they don't have enough time to prepare their meals, they like to eat out because they are attracted to them, delicious food.

5.The difference is that the food outside the restaurant can't be 100% sure that they are good for health and ensure proper food safety and hygiene or how to prepare food, where the source of that food is unknown. As for home-made food, we make sure that the place where we buy food is a hygienic place, the way we prepare food in accordance with hygienic regulations and that the food is good for health.