When the firework....................off, the dog....................away.

In 1950, it was naively predicted that eight or ten computer would be sufficient to handle all of the scientific and business needs in the United States

Mr Ross, our old history teacher ruled his classes by a rod of iron!

She studies well..............she is busy.

Frank Lloyd Wright has been acclaimed by colleagues as the greater of all modern architects.

Choose the best answer.

They ..........already........ a new bridge.

Choose the attitudinal adjective with the appropriate definition: "not often"

Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

Passengers are required to arrive to the gate fifteen minutes before departure time.

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

Would you like him__________?

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

Two days ago I __________ an old friend.

He behaved like an adult. I think he is more.................... than the other boys at his class.

In The Sociology of Science, now considered a classic, Robert Morton discusses cultural, economy and social forces that contributed to the development of modern science

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

I bought a coat___________ my mother___________ the supermarket.

Completes each sentence by circling the letter (A, B, C, or D).

My son was ill. He has been in hospital ........... Monday. 

Cotton fiber, like other vegetable fibers, are composed mostly of cellulose.

Most bats roost in crevices, caves, or building by day and are active at night or twilight

Early balloonists remained aloft in the air for relatively short periods

Since it lives in the desert, the collared lizard depends from insects for water as well as for food.

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

I was reading the book last night before I went to bed. I never took it out of this room. It___________ be lying around here somewhere. Where___________ it be?

Select the best option among A, B, C or D to complete the sentences: _______ you miss this train you can _______ catch the next one.