选词填空:在答案处填写所需短语前面序号即可(大写字母)。 A. take a toll on B. in other words C. dropped out D. in turn E. at risk (of) F. interfere with G. are accustomed to H. contribute to I. cutting back on J. held on to 1. If a person adopts an unhealthy lifestyle, he will surely be _______________ developing diseases. 2. Most people were ready to give up on him when he ______________ of school, but later he returned and earned his degree. 3. Drinking too much can increase the risk of developing high blood pressure, which __________ can lead to heart attack or stroke. 4. Low-cost airlines are emerging all over Asia; this will ______________ the development of the world's air-travel market as a whole.