选择符合句子语法结构和意义表达的正确答案。Wehavereadthisinstructionmanytimesandweare______withallthestepsweshouldtake. A: similar B: useful C: helpful D: familiar
选择符合句子语法结构和意义表达的正确答案。Wehavereadthisinstructionmanytimesandweare______withallthestepsweshouldtake. A: similar B: useful C: helpful D: familiar
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