目前家庭中常见由家电导致的污染包括()等,重则危害健康,甚至危及人的生命安全。
A.光污染
B.细菌污染
C.辐射污染
D.噪声污染
参考答案:B, C, D
可降低LESP(食管下括约肌压力)的食物不包括()
A.高脂肪
B.浓咖啡
C.碳水化合物
D.巧克力
E.口香糖
Although they lost their jobs, saving and unemployment benefits allow the couple to ________ their
comfortable home.[ ]
A. come up with
B. catch up with
C. hold on to
D. look forward to