Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions. 

Human beings have destroyed the environment for a long time. They are now paying a high price for this. 

According to a new report, today's generation of children are in danger of getting so (20) _______ sleep that they are putting their mental and physical health at risk.

What does the passage mainly discuss? 

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

With his good sense of humour, Martin is quite ______ with the students

All of the following are mentioned in the passage as contributing to the ability to play modern violin music EXCEPT _________ 

Mark the letter A, B, C or D on your answer sheet to indicate the word with the main stress different from that of the other three words in each question. 

A. ordinary    B. decompose    C. emphasis     D. calender

If you want to get a good result in every work, you should have a constancy.

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

We are looking for camp helpers who are hard-working, energetic, and able to organize activities for young children.