Choose the correct answer: 

95% of the atmosphere on Mars is carbon dioxide, which is ________ to breathe. POISON

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

After she _________on all the dresses in the shop, she bought the most expensive one.

Choose the correct completion:

Mary ...... with her uncle and aunt now.

Identify the mistake in each sentence: 

Jim was having dinner at a restaurant when Henry was coming in.

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

The tents will be used for medical camps and temporary _________after the earthquake in Nepal. (accommodate)

Identify the mistake in each sentence: 

Parks which are found in downtown areas where office workers and store employees can enjoy their lunch hours sitting on the green grass in the clean, fresh air.

Choose correct A, B, C or D to complete the sentence. Come to me if you ________help

Choose the correct answer: 

The polluted chemical waste was dumped into the ocean; _____________, the mass of fish died.

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

This is one of the worst volcanic __________ in this year.

Identify the mistake in each sentence: 

The train he got on has an accident but he was unharmed.

Choose the best answer: 

The US is the world’s largest economy, benefiting from an abundance of natural resources and high worker (PRODUCE)  _____.

Choose the best answer: 

A severe tropical _______  is called a typhoon.

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

Poisonous ___________ from factories can kill a lot of wildlife animals.

Identify the mistake in each sentence: 

I found it hardly to keep my concentration with such a noise going on.

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

Could you give me your answer today, if possibly?

Identify the mistake in each sentence: 

You should know by now that I cannot stand it when my steak is not cooked properly as I always have mine well-made.

Sam was trying hard ____.

Identify the mistake in each sentence: 

In 1821, after twelve years of work, he had successfully developing a written language that would enable thousands of Indians to read and write.

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

Mary jogs everyday ______ lose weight.

Choose the letter A, B, C or D to complete the sentences: Mary jogs everyday ______ lose weight.

Choose the word (a, b, c, or d) that best fits each of the blank spaces

How can we keep our teeth (21) ______? Firstly, we ought to visit our (22) ____ twice a year. Secondly, we should brush our teeth (23) ____ a toothbrush and fluoride toothpaste at least twice a day, once after breakfast and once before we go to bed. We can also use toothpicks  to clean between our teeth after a meal. Thirdly, we (24) ______ eat food that is good (25) ______ our teeth and our body: milk, fish, brown bread, raw vegetables, fresh fruit, etc. 

(22).......