【简答题】When did NASA start working on a successor to the shuttle?
【单选题】What’s the meaning of “move up the NASA chain” in “And she never stopped going, using her extraordinary computing skills to move up the NASA chain.”?
【简答题】φ50H7中字母H表示________,数字7表示________。
【判断题】面部发生疖、痈等细菌感染时,可以随意挤压。
【单选题】下列关于多义词的说法,错误的是?
D.
多义词对语境有很强的依赖性,在一定的语境中只能有一个义项适用。
【单选题】以新颖、独特的方式来解决问题的思维是 ( )
【简答题】《中国药典》(年版)规定维生素 C片的鉴别方法有 _____ 。 《中国药典》(年版)规定维生素 C钙的鉴别方法有 _____ 。 《中国药典》(年版)规定维生素 C钠的鉴别方法有 _____ 。 《中国药典》(年版)规定维生素 C泡腾片的鉴别方法有 _____ 。 《中国药典》(年版)规定维生素 C注射液的鉴别方法有 _____ 。 A.与硝酸银反应 B.薄层色谱法 C.两者均可 D.两者均不可
【简答题】How many robots launched by NASA are mentioned in the passage?
【单选题】以新颖、独特的方式来解决问题的思维是( )。
【单选题】How did NASA hear about McCrory's idea?
A.
NASA asked McCrory about his idea.
B.
McCrory took his idea to NASA.
C.
McCrory's wife took his idea to NASA.