Em hãy kể 1 tấm gương chí công vô tư mà em biết trong cuộc sống.

Cho 32g oxit của 1 kim loại có hóa trị 3 tác dụng vừa đủ với 600ml dung dịch HCl 1M.

a) Xác định công thức oxit .

b) Tính nồng độ C% của dung dịch sau phản ứng . Biết D=1,025g/ml.

Cho tam giác ABC vuông tại A, AB = 6cm, AC = 8cm, đường cao AH, đường phân giác BD. Gọi I là giao điểm của AH và BD. K là giao điểm của đường vuông góc với BD kẻ từ A với BC . C/m: KH.BC=KC.AB

VI. Fill in the correct particles to complete the following sentences.

1. I’ve thought it _______and have made up my mind; I’m going to take the job in New York.

2. Can you put your name, telephone number and email address ______ in the

book, please?

3. Mark was born in the East End, but he grew _______ in the West End.

4. Phong turned the TV _______ and went to bed because it was quite late.

5. The guide showed us________the historic parts of the city.

6. David is very friendly. He gets _______ most of my friends.

7. I don’t know why they turned________ our invitation to the party.

8. Nam didn’t know the correct spelling so he had to look it _______in the dictionary.

9. We are all looking_____ ______ seeing our grandparents again.

10. Our hotel was amazing and it lived _____ _____all °ur expectations.

VII. Read the following passage and choose the best option for each numbered blank.

Hello! My name is Herman. I live in a big city in Germany and it’s quite exciting! There are lots of things to do. My parents bought a flat near a park where I can ride my bike

or (1) ______ skateboarding. My brother is older than me so I also go to the cinema

with him. The city library is a great place too. I usually meet my friends there and we do our school (2) _________ or study together.

Of course living in a big city is not easy. City life can be fast, tiring and stressful.

The streets are always (3) _______ and noisy. Because of the cars the air is polluted

sometimes. People are so busy that they (4) _________ have time for their neighbours

or friends. But I can’t see myself moving to the (5) ______. I just love living in the city too much.

1. A. Play B. DoC. GoD. Sail

2. A. ProjectsB. WorkshopsC. PlaygroundsD. Competitions

3. A. BoredB. SurprisedC. ExhaustedD. Crowded

4. A. UsuallyB. RarelyC. OftenD. Always

5. A. UniversityB. BuildingC. MountainD. Countryside

1.I'll consider it carefully and give you an answer next week . Over

=> I'll_______________________________and give you an aswer next week.

2. Please continue doing your work and don't let anything interrupt you . Go

=> Please______________________________and don't let anything interrupt you.