请问两道高二英语选择题

请问两道高二英语选择题
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1.Almost everyone has his own strengths and weaknesses. It is ________ others are weak that maybe you have a great advantage.
A. as B. where C. that D. what
2.Due to cultural differences, most artists find it hard to ______ Chinese crosstalks to westerners.
A.get across B.get over C.come across D.come over
正确答案：1 B 2 A
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第一题：题干第二句是不是应理解为It is……that引导的强调句?或者说,句子就应该翻译成“别人的弱点可能是你有巨大优势的地方”?
第二题：A选项、B选项均有“使理解”的意思,为何不选B选项? （用的是朗文当代高级英语词典）