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River transportation at the United States consists primarily of barges pull by towboats.

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If you need to keep fit, then why don’t you take on sport such as badminton or tennis?

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I _____ think that we should do something immediately to change the situation that we are in.

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One decibel, which is a unit of relative loud, is the smallest amount (of change detected by the human ear

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions

Jonh is fat because he eats so many chips

Measles are cured without much difficulty nowadays 

The computer allows US to work fast and__________ .

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Among the world’s 44 richest countries, there has been not war since 1945.

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When I came back, I realized that my camera had been disappeared.

-Lan: "Happy birthday! This is a small present for you." - Nga: “__________”

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It is becoming extremely difficult  to grow enough to feed the world’s rapidly increased population.

All schools on earth will be______________ with computers and the internet.

He always complained ________ his mother about his work.

He_____________to the spot where the house used to stand.

Every day, we ________ a great deal of food from poultry.

Protecting Florida’s coral reefs is difficult because some of corals are very fragile even the touch of a diver’s hand can kill it.

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

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Despite the disappearance of Mayan Empire, there are still Mayans in the region that  they once inhabited.

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Earwax lubricators and protects the ear from foreign such water and insects.

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National forests including land animal grazing, as well as wilderness areas with scenic mountains and lakes.

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Dinosaurs are traditionally classified as cold-blooded reptiles, and recent evidence based on eating habits, posture, and skeletal structuralsuggests some may have been blooded.