He said he would cancel his appointment if I preferred him ____ downtown with us.
A. to going
B. go
C. to go
D. going
查看答案
There was a sudden gust of wind and ____.
A. went away his hat
B. went his hat away
C. away went his hat
D. away his hat went
在运算器中,完成n位加减法运算一般需要哪些逻辑电路?
社会生产力的发展,不断带动生产关系和上层建筑的变革,引发了人类文明的飞跃和社会的进步。()