糖的纸色谱中，采用BAW系统径向展开，下面哪个化合物的Rf值大？
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College students are endeavoring to find out who they are.
A. searching to
B. trying to
C. mad to
D. eager to
你有没有想过虽然你努力去完成这个项目，但是你可能不能成功，因为你不擅长收集和加工信息。
你虽然看似摆脱了父母的控制，但是如果你从另外一个角度看问题，你会发现你已经内化了他们的很多理念，你不可能和他们完全脱离。
Which of the following statements is NOT correct?
A. The topic sentence shows the main idea of the whole paragraph.
B. The topic sentence should be detailed enough.
C. Supporting sentences function to fully develop the topic sentence.
D. The concluding sentence can be regarded as a restatement of the topic sentence.
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