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

A number of cleaning products contain____________ chemicals. (harm)

Choose the words or phrases that are not correct in Standard English.

I think you are enjoying the party tomorrow.

Identify the mistake in each sentence: 

Lack of animal protein in the human diet is a serious cause of the malnutrition.

Identify the mistake in each sentence: 

Compared with another spiders, tarantulas actually have very little poison, and some have no poison at all.

 Choose the letter A, B, C or D to complete the sentences:

After the fire, we call the ________ to take the victims to the hospital.

Identify the mistake in each sentence: 

More than 80 percent of labors at the construction site are temporary

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

The government took these measures______reduce crime.

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

Identify the mistake in each sentence: 

A great aviation pioneer, Amelia Earhart was already famous when she sets out on her ill-fated attempt to circle the globe in 1937.

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

What is the main_______of visual pollution? - Because there are too many advertising billboards.

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

Surely Andrew_________  in fairies for long enough. Let’s tell him the truth.

Choose correct A, B, C or D to complete the sentence.  Peter’s family ____________ to Da Nang next month.

Choose the word (a, b, c, or d) that best fits each of the blank spaces. 
Dear Scott, 
Thank you very much (23)_____ the magazines and comics. I read all of them last night. I have never seen American comics (24) _____. They are really good - much better than  English comics. 
I (25) _____ some good news last night - we are going to Florida (26) _____ the summer! I have never been to the States before, so I’m really excited. I’ve already (27)______ a guidebook - Disney World looks amazing. Have you ever been there?
Write soon,
Helen

(23)......

Choose the best answer: 

The chemical (POLLUTE) _____from cars and factories make the air, water, and soil dangerously dirty.

Choose the correct answer: 

A ______ is a scientist who studies the solid and liquid matter that constitutes the Earth. GEOLOGY

Read the passage and choose the correct answer to complete the passage.

A drought is a period or condition of unusually dry weather within a geographic area where rainfall is normally present. During a drought, there is a (31) ______ of precipitation. Droughts occur in all climatic zones. However, its characteristics vary significantly (32) ______ one region to another.

Its (33) ________ depends on the degree of the water shortage, size of the area affected, and the duration and warmth of the dry period. In many underdeveloped countries, such as India, people place a great demand on water supply. During a drought period (34) ________ is a lack of water, and thus many of the poor die.

(35) ________ drought cannot be reliably predicted, certain precautions can be taken in drought-risk areas. These include the construction of reservoirs to hold emergency water supplies, education to avoid over cropping and overgrazing, and programs to limit settlement in drought-prone areas.

33.....................

Choose the letter A, B, C or D to complete the sentences: We're going to try to keep ourselves _______ as we grow older.

Choose the letter A, B, C or D to complete the sentences: The _______ of policy is not our business - our job is to put it into practice.

There is one mistake in each sentence. Identify the mistake

Through the war, the soldiers had tried several times to capture the enemy leader but had never managed to do so.        

Choose correct A, B, C or D to complete the sentence. When having an optical checkup, every one had to look at the ___________ chart.

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

I usually__________to school by bike but today I ____________ to school by motorbike.