Directions: In this section of the test, there are ten paragraph

Directions: In this section of the test, there are ten paragraphs. Each of the paragraphs is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Spell out the missing letters of the word on your Answer Sheet.
Health experts have long noted the importance of physical activity. Exercises improve both your appearance and your health. Exercises help to reduce the risk of some diseases such as heart disease, stroke, type-two diabetes and even some kinds of cancer. Medical experts say some diseases can be reduced through normal exercises.
44. Physical exercises l______ to better health.
【正确答案】:learning