Question 4: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35. THE DANGERS OF DIETING Thanks to our moden lifestyle, with more and more time spent sitting down in front of computers than ever before, the (31)________ of overweight people is at a new high. As people frantically search for a solution (32)________ this problem, they often try some of the popular fad diets being offered. Many people sea fad diets (33)________ harmless ways of losing weight, and they are grateful to have them. Unfortunately, not only don’t fad diets usually (34) ________ weight. While the reckless use of fad diets can bring some initial results, long-term results are very rare. (34)……………………..
do the trick: means to succeed in solving a problem or achieve a certain result.
Eg: It is unfair that students must do the trick in the examinations only to satisfy their parents.
=> Answer B (Unfortunately, temporary diets are not only ineffective, they are also really dangerous for your health.)