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The fact of somefraternal twins resembling each other greatly and others looking quite dissimilar highlights an interesting and often overlooked feature offraternal-twin pairs, namely they vary considerably on a spectrum of genetic relatedness. A. The fact of some fraternal twins resembling each other greatly and others looking quite dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs, namely they vary considerably B. That some fraternal twins resemble each other greatly while others look quite dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs, namely that they vary considerably C. With some fraternal twins resembling each other greatly and others looking quite dissimilar, it highlights an interesting andoften overlooked feature of fraternal-twin pairs, namely considerable variation D. With some fraternaltwins resembling each other greatly and others looking quite dissimilar, it is a fact that highlights an interesting and often overlooked feature off raternal-twin pairs, namely a considerable variation (B) E. Because some fraternal twins resemble each othergreatly and others look quite dissimilar, this fact highlights an interestingand often overlooked feature of fraternal-twin pairs, namely they vary considerably
这题答案为B,可是其他几个选项都有什么错误呢?实在不太会看,求指教! |
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