【单选题】听力原文:M: Did you know that astronauts have made commercial products in space? W: No, I wasn't aware of that. What kind of products? M: Tiny plastic beads with a little hole through it. W: Tiny balls? D...
B.
Products made in space.
D.
Problems in manufacturing.
【判断题】服务器的系统版本和源码的语言必须要对应,例如PHP源码必须对应windows操作系统。
【判断题】诸侯,古代帝王的兄弟子侄的统称,文中“诸侯”指拥兵一方的割据势力。()
【单选题】The astronauts were busy making ____ for the historic flight to the moon.
【单选题】设施蔬菜栽培时,午后的温度应控制比午前温度低2~5℃,目的是()。
【单选题】听力原文: M: Did you know that astronauts have made commercial products in space? W: No. I wasn't aware of that. What kind of products? M: Tiny plastic beads. W: Beads? Do you mean to tell me that astrona...
B.
Products made in space.
D.
Problems in manufacturing.