Identify the mistake in each sentence: 

Because early balloons were at the mercy of shifting winds, they are not considered a practical means of transportation until the 1850s.

Choose the word or phrase that best completes each unfinished sentence below or substitutes for the underlined word or plirase.

 Make sure that the needles are sterile.

Identify the mistake in each sentence: 

Hardly he had entered the office when he realized that he had forgotten his wallet.

Choose the word, phrase, or sentence ( A, B, C, or D) that best completes each sentence. 

He is an expert ______economics and politics.

Choose the best answer A, B, C or D to complete the following sentences: 

The fierce storm left behind badly___________ buildings. (damage)

Choose the correct answer to complete each of the following sentences.

No one can avoid……………….. by advertisements.

Choose correct A, B, C or D to complete the sentence. I and Lien feel so _______ because there's nothing I can do to make the youngster better

Choose the best answer A, B, C or D to complete the following sentences: 

The Red Cross helped homeless families to_________from the disaster through the project.

Choose the correct answer: 

It's difficult to ___________ what the planet Earth will be like in 100 years' time.

Choose the letter A, B, C or D to complete the sentences: When having an optical checkup, I had to look at the ___________ chart.

Choose the best answer A, B, C or D to complete the following sentences: 

Air __________ is causing many environmental problems in our cities today. (pollute)

Choose the best answer A, B, C or D to complete the following sentences: 

Many seabirds were__________ because of the oil spill. (die)

Choose the word, phrase, or sentence ( A, B, C, or D) that best completes each sentence. 

Since her father ______ her eldest brother has looked after them.

Identify the mistake in each sentence: 

Only the inner core of many tropical rainforest trees is hauled away by loggers, which they use it to make planks and chopsticks in Japan.

Choose the correct answer to complete each of the following sentences.

____________ the gift they gave, she felt very happy.

Choose the letter A, B, C or D to complete the sentences:
Signs and symptoms of shock include shallow breathing, pale complexion, ___________  fainting.

Choose the correct answer: 

What _________ you do if you were President?

Choose the best answer A, B, C or D to complete the following sentences: 

The government__________health and other services to the affected regions.

Choose the word (a, b, c, or d) that best fits each of the blank spaces. 
Yesterday, when I was riding along a busy street, I saw an  accident. A woman was knocked down when she crossed the street at a zebra crossing. Many people stopped (22)_____ their help. A police man arrived and asked a young man to telephone for an (23)____.While waiting for the ambulance, the policeman and some people tried to stop the bleeding. They used a handkerchief to cover the wound, then put pressure on it and held it (24)____They tried to talk to her in (25)_____to keep her (26)_____After about three minutes, the ambulance arrived and the woman was taken to the hospital. 

(23).......

Choose correct A, B, C or D to complete the sentence. He advised me to take an English course. I_________ take it early

Choose the correct answer to complete each of the following sentences.

It took him ages to _________living in the new town.