专四

单选题 Neptune is about thirty times as far from the Sun __________

A.is the Earth
B.the Earth is
C.is as the Earth
D.as is the Earth

参考答案:D进入在线模考
D。海王星与太阳的距离大约是地球与太阳距离的z--t-倍。考查比较结构。本题是同级比较,应用as far…as结构,故可以排除选项A和B;第二个as在句中作连词,其后应接句子,结合选项只有D符合。

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