Find the mistake: Look. It’s cloudy. It’s going to raining.

Choose the best answer: 
Mongolian children learn to ride when they are _______ as three years old.

_______ your precious help, I wouldn't have certainly overcome most of the practical difficulties.

Today, computer companies sell many different programs for computers. First, there are programs for doing math problems. __________, there are programs for scientific studies. 

Choose the best answer:

The man ....... we met on the train was the president.

Marie Curie was awarded a Nobel Prize in Chemistry for determining the atomic weight of radium. But her real joy was “ easing________suffering”. The founding of the radium Institute in 1914 made her humanitarian wish come true.

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

Different people like specific types of books, and some people just like____________literature in general.

Chemical engineering is based in the principles of physics, chemistry, and mathematics.

 I'll phone as soon as I ________ to London.

Spel correctly is easy with the aid of a number of word processing programs for personal computers.

Choose the word whose main stress is placed differently from that of the others.

Mark the letter to indicate the correct answer.

My mother often wears ao dai……………special occasions.

The teacher together with his students have finished their project on time.

As long as she continues ___________ her part of the debt, we cannot talk to her about any future projects.

Choose the best answer:

He is …....... important person.

Choose the best option to complete the following sentences.

None of the students …………… to class yet.

Choose the best option to complete the following sentences.

As a volunteer, you participate in helping our society…………………..the needs of people from all walks of life.

Read the following passage carefully and then choose the best option to fit each space by circling the letter A, B, C, or D.
It's important to eat well, especially when you're (51)_________. If you are at (52)_________, you may go home for lunch, and have a cooked meal of (53)__________or fish and vegetables. Or perhaps you take some food with you to school, and eat it in the lunch (54) _____. A chicken and lettuce sandwich, with some fresh (55) __________, would be a light but healthy lunch. Many people around the world eat plain, boiled rice two or three times a day. Pupils   and   (56) ______  often   don't   eat   well   when   they're   (57) ______for an exam - they eat  chocolate and drink lots of black coffee! And by the way, doctors say everybody should start the day with a healthy (58) _________. It's also good for you to drink a lot of (59)_________ right through the day.

(58).....................

Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

The existence of many stars in the sky lead us to suspect that there may be life on another planet.

Mark the letter to indicate the correct answer.

Bill, chocolate is not good for your health? -…………..

The deadbolt is the best lock for entry doors because it is not only inexpensive but installation is easy.