Saving energy at school is very important to protect our environment. I always turn off the lights and fans before leaving the classroom. Additionally, I after finishing my IT lessons. I do these actions every day to avoid wasting electricity. These small steps are essential because they help reduce carbon emissions and save natural resources for the future.

1.Students should use online resources for learning.

2.Although she didn't speak English well, she traveled alone to the UK.

1.The students are doing a science experiment in the lab now.

2.Space travel will become affordable for everyone in the future.

3.You shouldn't stay up late to watch TV programmes.

1.Despite the low budget, the film was still a success.

2.You must not throw trash out of your car window in traffic.

3.The food at that stall was more delicious than the food at this one.

4.We do not have enough notebook for the students.

1.Despite the low budget, the film was still a success.

2.You must not throw trash out of your car window in traffic.

3.The food at that stall was more delicious than the food at this one.

4.We do not have enough notebook for the students.

1.Despite the low budget, the film was still a success.

2.You must not throw trash out of your car window in traffic.

3.The food at that stall was more delicious than the food at this one.

4.We do not have enough notebook for the students.

-Các phát biểu đúng là:a,b,e,f,h,k.

Đặc điểm của mật khẩu mạnh:

-Ít nhất 12 ký tự, càng dài càng tốt.

-Ký tự đặc biệt (!, @, #, $, %, ^, &, *, v.v...)

-Tránh dùng tên, ngày sinh, số điện thoại, tên người thân,...

- Có chữ hoa và chữ thường.

Có ba cách sao lưu dữ liệu:

- Sao lưu nội bộ: bản gốc và bản sao được lưu trữ trên cùng một máy tính.

- Sao lưu ngoài: bản sao được lưu trữ ở ngoài máy tính chứa bản gốc.

- Sao lưu từ xa: lưu trữ bản sao trên Internet.

-Đặt tên sao cho dễ nhớ và để biết trong đó chứa gì.