【单选题】下列关于计算机发展史的叙述中,错误的是:
C.
ENIAC 是1946年发明的,所以世界从1946年起就开始了计算机时代
D.
世界上第一台投入运行的具有存储程序控制的计算机是英国人设计并制造的EDSAC
【简答题】标准圆柱齿轮,齿顶高系数h*数值为( )。
【单选题】I think you'd better not late very often .
【单选题】You'd better, I think, ______ him a hand when necessary.
【单选题】下列关于计算机发展史的叙述中错误的是()。
B.
ENIAC是1946年发明的,所以世界从1946年起进入了计算机时代
C.
世界上第一台投入运行的具有存储程序控制的计算机是英国人设计并制造的EDVAC
【单选题】下列关于计算机发展史的叙述中,错误的是( )
A.
ENIAC是1946年发明的,所以世界从1946年起就开始了计算机时代
D.
世界上第一台投入运行的具有存储程序控制的计算机是英国人设计并制造的EDSAC
【单选题】I think you'd better him some advice .
【单选题】Man: I think you'd better find another partner. I love table tennis. But I don't think I'm improving. Woman: Look, Paul. It is still too early to quit. Nobody expects you to be a superstar. Just keep ...
A.
The man should not dream of being a superstar.
B.
The man didn't practice hard enough.
C.
The man should find a new partner.
D.
The man should not give up.
【单选题】小红读一本160页的课外书,第一天读了全书的 1 4 ,第二天从第( )页读起.
【单选题】听力原文:M: I think you'd better find another partner. I love table tennis but I don't think I am improving. W: Look, Paul, it's still too early to quit, nobody expects you to be a superstar. Just keep go...
A.
The man didn't practice hard enough.
B.
The man should find a new partner.
C.
The man should not give up.
D.
The man should not dream of being a superstar.