海珠区某小学生王某（10岁）不幸患上了白血病，面对高额治疗费用，他的父母花光了所有积蓄，但仍然有巨大的缺口。得知这一消息后，广州日报等媒体向广州市民发出了捐款倡议，社会各界纷纷发起为王崇熙小朋友捐款的献爱心活动，热心捐款已突破80万元，足够支付其三期治疗费用。目前，各校学生仍在热烈地举行着各式义卖、捐赠活动，爱心没有停歇。

意志是每个人都有的，每个人的意志品质也是相同的。（  ）

我们曾体验过以下一些声现象，其中能说明声音产生原因的是（    ）

    It was Sunday today. Tom with her two good friends are going to see his uncle . There are lots of apples trees on his uncle farm. But he is too busy to pick the apples in them. So Jim went to help him every year. The farm is no far from here. The children are all going there on bike . They think it's good for their healthy.