下列选项中属于润滑系统的有() A.盛油装置 B.输油装置 C.滤油装置 D.检示装 发布时间:2018-05-17 00:11 │ 来源:www.tikuol.com 题型:多项选择题 问题: 下列选项中属于润滑系统的有()A.盛油装置B.输油装置C.滤油装置D.检示装置E.安全装置
题型:多项选择题 He was almost________to death at the sight of the________scene. A.frightened; frighteningB.frightened; frightenC.frightened; frightenedD.frightening; frighten 查看答案
题型:多项选择题 — Welcome to our house! — Oh, how nice! It's bigger than ____. [ ]A. we B. us C. our D. ours 查看答案