問題詳情
Do you wear sunglasses when you are out in the sun? Exposure to the UVA and UVB in sunlight can damage the eye, 28 to very serious eye problems. The human eyes are very intricate organs, and they deserve 29 you can give them. Wearing sunglasses is a very good way to start. When you choose sunglasses, make sure you pick lenses that block out 99 to 100 percent of UVA and UVB or feature a UV 400 protective coating. Everyone needs the same level of UV protection no matter what their eye color is. In addition, the lenses should be big enough to cover not only the eyes but also their surrounding skin and eyelids completely. Wearing sunglasses is 30 just a fashion statement. So, put them on if you want to keep using your eyes for many more years to come.
28.
(A) lead
(B) leading
(C) led
(D) to lead
28.
(A) lead
(B) leading
(C) led
(D) to lead
參考答案
答案：B
難度：非常困難0
統計：A(1),B(5),C(0),D(0),E(0)
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