1. Nhập a và b

2. Nếu a khác 0, phương trình có nghiệm Duy nhất x = b/a

3. Nếu a = 0 và b = 0, phương trình có vô số nghiệm

4. Nếu a = 0 và b = 0 phương trình vô nghiệm

1. Nhập a và b

2. Nếu a khác 0, phương trình có nghiệm Duy nhất x = b/a

3. Nếu a = 0 và b = 0, phương trình có vô số nghiệm

4. Nếu a = 0 và b = 0 phương trình vô nghiệm

1. Nhập a và b

2. Nếu a khác 0, phương trình có nghiệm Duy nhất x = b/a

3. Nếu a = 0 và b = 0, phương trình có vô số nghiệm

4. Nếu a = 0 và b = 0 phương trình vô nghiệm

1

Programme: My favourite TV programme is The Voice Kids. Channel: It is on VTV3. Time: It is on at 8 p.m. every Saturday. Content: It is a singing competition for children. Reason: I like it because it is fun and inspiring.

2

A: What is your favourite TV programme? B: My favourite programme is Discovery World. A: What channel is it on? B: It is on Discovery Channel. A: What time is it on? B: It’s on at 9 a.m. every Sunday. A: What is it about? B: It is about wildlife and nature. A: Why do you like it? B: I like it because I can learn about the natural world.

1 My favourite sport is badminton/football/swimming because it helps me stay healthy and relax after school.

2 l would like to have a home robot (or teaching robot) that can help me with my housework and study English with me.

3 l watch TV every day/twice a week, usually in the evening after I finish all my homework.

4 l would like to visit Tokyo/Paris/London because I want to see its famous landmarks and try the local food.

5 l can save energy by turning off the lights when leaving the room and using less water when brushing my teeth.

— Location

— Appearance

— Rooms

— Reason

1 biggest planet in our solar system.

2 my homework, I could go out tonight.

1 l think humans will grow food on the moon in the future.

2 If you watch the news about UFOs on TV, you will be very surprised.

3 1 might focus on learning a new language this summer.

City Weather People Activities Famous for

1 Doraemon

2 every day

3 badminton

4 large house by the sea

5 recycle old bottles and plant more trees

6 recycle old bottles and plant more trees