【简答题】It's not exactly clear where the refuge is. It's not even clear if the miners are alive. And it's not even clear who's ______.
【简答题】食品细菌包括()、()和非致病菌,这些细菌往往与食品出现特异颜色、气味、荧光、磷光以及致病性有关。
【单选题】Mary's bedroom is clean and clear, while her brother's bedroom is always ______.
D.
at sixths and sevenths
【单选题】It's clear it's going rain. [ ]
【单选题】Was the teacher's ______ Clear?
【简答题】The service produces clear, _______ benefits to people's health. A) exceeding B) decent C) invisible D) measurable
【简答题】CTCS2-200H型车载列控系统VC采用什么硬件结构?