Electric motors range in size from the tiny mechanisms that operate sewi machine to the great engines in heavy locomotives

Choose the correct answer to each of the following questions. " Tourists can do and see a lot _____ Ha Long Bay at a reasonable price."

To receive a degree from an American university, one must take many cour beside those in one’s major field

Concorde can fly across the Atlantic without re-fueling carrying 11 tons of freight 

Although ferns lack flowers, they do have leaves, stems, and root .

Mobility s one of the characteristics often demanded of executives, they must accustom themselves to move quite regularly.

From the plane, passengers are able to clearly see the outline of the whole island.

Choose the correct answer to each of the following questions. "In addition to _____ the caves and grottos, and seeing its flora and fauna, visitors can also enjoy mountain climbing."

Choose the correct answer to each of the following questions.  "The major stone sections of the Citadel of the Ho Dynasty remain intact thanks to the ______ construction techniques"

Individuals with chronic liver disease is gravely at risk for premature death, heart seizures, strokes as well as hypertension, jaund, and malnut

Upon reaching destination, a number of personnel is expected change their reservations and proceed to Hawaii.

Learning English doesn’t difficult once you get .............  it.

The graphics ability of a computer depend on the speed of its proces and the size of its RAM.

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

Choose the correct answer to each of the following questions. "The Imperial Citadel of Thang Long was first built during the Ly Dynasty and then expanded by ______ dynasties"

We ........... today and I got into trouble because I hadn’t done it.

As you come to each town, however small, you will see a sign which states the name of the town and how many habit does it have

In my hometown, there is a park_______ has a beautiful lake. 

Not one in one hundred children expos to the disease are likely to develop symptoms of it

Scientists ____ on the site found many ancient tools, tombs and pottery, and made some important archaeological discoveries.

Economists have tried to discourage the use of phrase “underdeveloped nation” and encouraging the more accurate phrase “developing nation” in order to suggest an ongoing process.