Always use a sun-tan cream to protect your
题型:单项选择题
问题:
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
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