Choose the best answer: 

My mother is _____ doing her housework now.

Choose the best option to complete the following sentences.

Biotech drugs, which are …………… from living cells, provide some of the best efforts at curing diseases such as diabetes, Alzheimer’s, Parkinson’s, and HIV.

After he had spoken, a _______ silence fell on the room.

The Norwegian explorer Roald Amundsen was the first person ___________ the South Pole in 1911.

Select the antonym of the following bold and underlined word in each sentence:

And in 1891, the shy Marie, with very little money to live on, came to Paris to continue her studies at the Sorbonne.

Mark the letter to indicate the word whose underlined part needs correction.

Can you help me with my homework? – I wish I can but I can’t.

Choose the best answer:

That is the ....... story I've ever heard.

Mark the letter to indicate the word whose underlined part needs correction.

The name Bai Chay can be explain in a historic story.

Choose the word which has the underlined part pronounced differently from the rest:

Mark the letter to indicate the correct answer.

John F. Kennedy wouldn’t have died in 1963 if he ……………to Dallas.

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

____________ sand covers only about 20 percent of Earth's deserts.

Find the mistake: It’s vere cloudy. It’s go to rain.

A: “_____ will she spend her summer holidays?”

B: “In Hanoi.”

Go______and then take the first right.

Choose the correct form of the word (A, B, C D) in bracket: "I try to arrange things in some kind of a system, but I'm not very  _______ about it."

Choose the best answer:

What ....... when I phoned last night?

 It is common ____________ by car among Europe countries.

We often go camping when we go on holiday because it's____than staying in a hotel.

The chief of police demanded from his assistants an orderly investigation, a well-written report, and that they work hard.

All her life she had a _______ trust in other people.

 If the sun shines, we ___________ to the town.