单项选择题


Direction: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.
Passage One
Questions 26 to 28 are based on the passage you have just heard.

A.It is found that people who work at mental jobs experience fewer heart attacks than other people.
B.It is found that people who work at physical jobs experience fewer heart attacks than other people.
C.It is found that people who work at heavy jobs experience fewer heart attacks than other people.
D.It is found that people who work at easy jobs experience fewer heart attacks than other people.