The surface of the planet Venus is almost completely hid by the thick clouds that shroud it

Read the following passage carefully and then choose the best option to fit each space by circling the letter A, B, C, or D. 
Tony Milligan started his working life as a factory worker in a small (51) ________, and, by working hard, he became the (52)________   after a few years. The company continued to do well, mostly because Tony believed in good conditions for his (53)_________. There was a friendly atmosphere, and people enjoyed their work. When someone reached 60 or 65 and (54)_________,Tony always gave a party for them, and a generous present. At (55)_________there was always a fresh (56)_________ of tea or coffee ready for the workers, and if anyone fell ill, Tony sent him or her straight to the doctor's (57)_________ by taxi. Local people knew what a good (58)_________ he was, and whenever there was a (59) _________   available at Tony's factory, a lot of people (60)_________ for it.

(52)...........

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

The fire ____________ by lightning.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

_________ in medicine relieve distress but they also prevent and cure illness.

Police sealed off the town – centre for two hours meanwhile they searched for the bomb.

Choose the correct answer. "_____ a doctor identifies a suspicious lesion on an imaging study, they may recommend taking a sample of lung tissue to test for potentially cancerous cells"

You have to use a magnifying glass so that to see some of the minute details.

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

There's_____________ to be frightened of the dog; he's quite harmless

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

Not only_________ profits, but it also had to lay off workers.

I was very nervous about my new job, because I ___________ with computers before.

Nylon, a synthetic done from a combination of water, air and a by product a coal, was first introduced in 1938

Choose the best answer.

Peter finished his work the...............of all.

Choose the correct answer to fill in the blank. 

I’m amazed that this game ever_________ – it is so silly!

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Our plane arrives in Hanoi at _________ two o’clock in ______ afternoon.

Choose the correct answer. "The longest fish in the contest _____ caught by Thelma River."

Choose the best answer  (A, B, C, or D)

Who is the ............. in this class?

Choose the best answer:

Marie Curie was a great _____, who won the Nobel Prize two times.

Some of the agricultural practices used today is responsible for fostering desertification.

Depending on many factors, including climate, mineral content of the soil, and the permanency of surface water, wetlands may be mossy, grassy, or covering with shrubs or trees

Chọn phương án thích họp (A, B, c or D) đế hoàn thành yêu cầu của câu.

Neither the students nor the teacher____ come.

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

The science classes at this__________ difficult.