下面为SAT官方发布的题型：Writing > Improving Sentences，并附带有相应答案解析，希望对大家有所帮助哦!
Part or all of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.
题目：When light from a distant source, such as the sun, it strikes a collection of water drops, such as rain, spray, or fog, a rainbow may appear.
( A ) such as the sun, it strikes
( B ) like the sun’s, striking
( C ) such as the sun, and striking
( D ) such as the sun, strikes
( E ) like the sun’s, strikes
Choice D is correct. (正确答案为：D)
It avoids the error of the original by removing the unnecessary pronoun “it.”