Circle the best answer A, B, C, or D.

Lots of people choose to buy houses in the suburbs_________ they can avoid the noise and pollution in the city.

If Alan had money, he ... a new car.

 If she __________ him, she would be very happy.

They couldn’t send the parcel ____________ the post office closed on the national holiday.

Choose the best answer to each question.

Most of ________archaeologists know about prehistoric cultures is based on studies of material remains.

Choose the correct answer to complete each sentence.

Her job is ______ old paintings to their former conditions.

If we became rich, we would travel _______ the world

He was busy ................. his homework

Scientists has just come up __________ a solution to hearing loss

Scientists say that if people see a UFO, it ___be a spacecraft.

Choose the best answer to each question.

I’m afraid Tim doesn’t take much care over his homework. He usually does it ________.

Soils and groundwater contain __________  residue of human agricultural practices and also improperly disposed of industrial wastes.

The villagers are interested in ______ Natural resources but they don’t know how to do so

__________ pollution is harmful or annoying level of noise, as from vehicles, industry activities, etc.

Choose the best answer: 
Primary education in the United States is compulsory.

Choose the best answer.

They can’t decide where _______ first.

Find a mistake in each sentence below.

Most (A) spiders knit (B) webs that are (C) almost invisible (D).

 Nga _______ Math in Qui Nhon University for 4 years but now she teaches in her home village

Choose the best answer: I suggest ______ a shortcut through the park. It’ll take much less time.

Choose the best answer to each question. Choose the best answer to each question. 

These figures show a ________ in the number of unemployed people in England and Wales.

Passover is celebrated in Israel and by all _______ people