Câu hỏi:

Read the following passage, and answer the questions that follow

Ohio

In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for "Improvement In Electric Lights". In 1879 he created a successful incandescent light bulb. This was his hardest project – from 1877 to 1880, Edison and his assistants tried around 3000 experiments to perfect their light bulb design. By the end of 1880, Edison had produced a bulb that lasted 1500 hours. This discovery marked the beginning of commercially manufactured light bulbs and in 1880, Thomas Edison’s company, Edison Electric Light Company began marketing its new product.

What is the main idea of the passage?

A. A brief history of the light bulb

B. The early life of Thomas Edison

C. Family of Thomas Edison

D. Thomas Edison’s company

Câu 1:

His father is going to repair the bike for him soon.

________________________________________________________________

A.

Câu 2:

Our teacher/ asked/ if/ we/ like/ go camping/ coming festival.

___________________________________________________________

A.

Câu 3:

Find and correct the mistakes

We are looking forward to seeing you on April.

A. are

B. looking

C. seeing

D. on

Câu 4:

If I watch weather forecast regularly, I __________ when the storm strikes the city.

A. will know

B. know

C. did know

D. knew

Câu 5:

I’ve never talked to a more interesting person than him.

________________________________________________________________

A.

Câu 6:

People had __________ into a temporary shelter after the mud slide.

A. move

B. to move

C. moving

D. moved