As it turned out to be a small house party, we______have dressed up so formally.
A. mustn't
B. needn't
C. wouldn't
D. couldn't
Pencils remain popular in many ways except ______.
A. playing computer games
B. having art and math lessons
C. taking exams
D. solving math problems
A.cookB.woodC.bootD.childhood
A. cook
B. wood
C. boot
D. childhood
统计整理是从统计调查到统计分析的中间环节,是统计调查的继续和统计分析的前提。 ()
A. 正确
B. 错误