【单选题】Last week two engineers _______ to help the technical problems of the project. A. have sent B. were sent C. sent D. had sent
【单选题】A doctor, together with two nurses, ______ sent to that faraway village to help the sick people.
【判断题】Designmaster是目前最有影响的基于BIM技术的钢结构深化设计软件,该软件可以使用BIM核心建模软件的数据,对钢结构进行面向加工、安装的详细设计,生成钢结构施工图(加工图、深化图、详图)、材料表、数控机床加工代码等。
【单选题】A team, _____ two doctors and three policemen, ____ sent to search for the missing explorers.
D.
to be consisted of; were
【单选题】CD3 可以转导信号的关键,是胞浆区内有 什么 结构 :
【单选题】The volunteers sent _______ books to a mountain village school on Children’s Day. [ ]
【单选题】A team, ________two doctors and three policemen ,was sent to search for the lost explorers.