問答題

閱讀理解根據(jù)短文完成任務(wù):閱讀下面的材料,然后根據(jù)材料內(nèi)容回答問題A volunteer is someone who

offers to閱讀理解 根據(jù)短文完成任務(wù):閱讀下面的材料,然后根據(jù)材料內(nèi)容回答問題 A volunteer is someone who offers to perform a service out of his own will, often without payment. The year 2001 was the International Year of the Volunteer. 2005 was the UK Year of the Volunteer. Some volunteer for clinical trails ()句改為被動語態(tài)
答案: 小題1:A volunteer is someone who offers to perform a service o...
題目列表

你可能感興趣的試題

問答題

試比較理想抽樣 . 自然抽樣和瞬時抽樣的異同點?

答案: 理想抽樣就是用真正的沖擊脈沖串對原始信號進行抽樣,但實際上是無法實施的,通常采用窄帶脈沖來實現(xiàn),在抽樣脈沖持續(xù)期間,樣值...
微信掃碼免費搜題