问题
单项选择题
Always use a sun-tan cream to protect your skin against the harmful effect of the sun's ______.
A.beams
B.rays
C.light
D.shine
答案
参考答案:B
解析:习惯用法。依题意应为“太阳光线”,而beam(光线的)束、柱ray光线,light光,日光,shine阳光,光亮。可见beam不合题意,light往往单独使用,shine与sun连用时,常用sun shine.故选B。