【单选题】By the time of next year he ______ writing this novel.
【判断题】按曲轴和凸轮轴的传动方式分类,可分为齿轮式、铰链式和正时皮带。
【单选题】( )是指工程材料由来源地(或交货地)到达工地仓库(或工地堆放点)后的出库价格:
【单选题】As he was not interrupted, he ______ the work by evening.
【单选题】He ______ a book about his adventures in Tibet. I hope he can find a good publisher when it is finished.