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

Choose the one underlined word/ phrase which is grammatically incorrect.

We wish we can (A) consult an (B) expert on how to solve (C)  this problem (D).      

Choose the best answer: 
________ stay the night if it’s too difficult to get home.

Can I borrow that book _______ you’ve finished it?

Choose the best answer

Before 1975 in South Viet Nam, there ___________3 state universities built in the cities of Hue, Saigon, Can Tho.

 I remember _______ them somewhere in the city.

Each of the following sentences has an error. Find the errors and correct them.

It was not until the end of prehistoric times that the first wheeled vehicles appearing.

The students _______ are standing in front of the library is my classmates

Choose the best answer: We’re very worried ______ spending lots of money on energy in my home.

Choose the best answer to each question. 

He said that the plane had already left and that I________ an hour earlier.

The man ________ your mother is talking to is my English teacher

 They ______ their home village last Sunday.

Choose A, B, C, or D to complete the sentences.

Do you ____ a diary?

 If we dump a plastic into the ground, it __________ a long time to disappear.

Choose the best answer to each question.

The doctor gave the patient _______ examination to discover the cause of his collapse.

Choose the best option:

I’m disappointed _________ people have spoiled this area.

Fill in each blank with the correct form of the word in brackets.

On 23 June 2014, Trang An has just been inscribed in the UNESCO’s World Heritage List, (36. pride) ______ being the Viet Nam’s first site to be acknowledged as a mixed natural and cultural heritage.

According to current statistics, Trang An has 48 grottoes and caves alternating with 31 large and small valleys. Each valley is a various (37.charm) ______ beauty bringing a multi-colorful (38. picture) ______ landscape. Here is evaluated as an area of rare and (39. uniqueness) ______ natural beauty of the world with around 500 pecies of flora, 73 species of birds and 41 species of other animals, and it renowned for its (40. diversity) ______ ecosystem, unique natural beauty and geological characteristics.

40...............

Choose the best answer to each question. 

The whole village was wiped out in the bombing raids.

Do you know the man _______ you met yesterday?

If I had known you were asleep, I __________so much noise when I came in

Choose A, B, C, or D to complete the sentences.

His speech ____his importance of attracting industry to the town.