Fee Nitrogen is chemically inert and combines with other elements only since very high temperature or pressures

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

  Despite the differences in cuisine of each region, there are similarities, such as the _____ for main meals – rice, ways of adding fish sauce, herbs, and other flavors.

• The sum of all chemical reactions in an organism’s living cells are called its metabolism.

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• Choose the best answer from the four options given (marked A, B, C, or D) to complete each sentence

  __________ it was so cold, he went out without an overcoat

• Nitrogen must be combine with another element such as Hydrogen or Oxygen to be useful in agriculture or industry

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

  Nowadays, the divorce rate is higher than it used to be__________ young people are allowed to decide on their marriage.

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  It was difficult to deliver the letter____________ the sender had written the wrong address on the envelop.

• After the team of geologists had drawn diagrams in their notebooks and wrote explanations of the formations which they had observed, they turned to their camp-side to compare notes.

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  It's a good idea to see your doctor regularly for_________.

• The organizers of the charity were more than surprised at how many people lined up to receive the clothes donating by the outdoing mayor.

• Although almost all insects have six legs, a immature insect may not have any

• Choose the best answer: 
  The roads are very ______ in rush hours so you should drive carefully.

• Nancy said that she went to the supermarket before coming home.

• Because the tachinid fly is a parasite of harmful insects, much species have been imported into the United States to combat insect pests.

• Too much water makes plants turning brown on the edges of their leaves

• Science and technology are part of the knowledges of educated people.

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

  They can speak English and use a computer so as to they can easily get a good job.

• After a while, the track we have been following became thick undergrowth