Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

__________ we had got on the plane, it started to rain.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions:

The aim of these courses are to improve students’ language skills.

Education is desperately needed in many countries where a high percentage of the population are illiterate.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

He had to leave his family_________ when he went abroad to work.

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

Ms. Nga wanted to know what time _________

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Making rice paper ________ jobs and income for many locals, and helps many families out of poverty and become well-off.ư

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

For a cleaner and greener community, everyone should ______ the amount of trash and take care of our environment.

Choose the best answer: 
It................... when we reach the mountains. Don’t forget to take your anorak jacket.:

The fragrant leaves of the laurel plant to sell commercially as bay leaves and are used for seasoning foods.

If the water level (A) has raised (B) a little (C) higher, the dam would probably have broken (D).

Muscles are essentially made up by elastic fibers that lend flexibility to the body.

About 150 years ago, Charles Darwin shocked the world with his the cry that humans were relativity to apes.

There is no Oxygen in space to support the combustion of fuels as is there in the air on the Earth.

Trees are designed as neither hardwoods or softwoods.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Mr. Chen is more ______ because he has finally agreed to allow his daughter to join an overseas volunteer organisation in Africa.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

__________ it is getting dark, she still waits for him.

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

Today is the ................. day of the month.

A telephone, a satellite TV, a fridge and the other facilities are available in our hotel rooms

The geology professor showed us a sample about volcanic rock which dated back seven hundred years.

The results of our marketing survey show that there will be quite a demand for electric cars in the ahead years

Astronomers do not know how many galaxies there are, but it is thought that there is millions or perhaps billions.