【单选题】She pretended to be calm but _______she was more than nervous at the time she was being questioned.
【单选题】She pretended ________ me when I passed by.
【单选题】She pretended to the manager, but actually she was thinking about something else.
【单选题】She pretended TV when her mother came in.
【单选题】She pretended______when the teacher came into the classroom. [ ]
【判断题】( )制冷剂液体过冷的目的是为了减少产生闪发气体,从而提高单位制冷量。
【判断题】导电性能介于导体和绝缘体之间的物体称为半导体
【单选题】She pretended _______when I came in.
【简答题】"The Duchess was seated in a straight-backed" means that she tried to 1 . "What are you talking about?" implies that she pretended to be 2 and dared to 3 in order to 4 .
【单选题】She pretended to be calm but _____she was very nervous when she was being questioned.