作业帮The students are doing to help the old men.(就划线部分提问) The students是划了线.______ ______ ______ ______ ______ the old men?
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The students are doing to help the old men.(就划线部分提问) The students是划了线.
______ ______ ______ ______ ______ the old men?
Who are going to help