Which one is equivalent to “ complaint” ?
A. 公司
B. 陪伴
C. 投诉
D. 完成
World Vegetarian Day is held every year on________.
A. October the 1st
B. November the 1st
C. January the 1st
December the 1st
Does Sunday the 9th April _______ you?
A. suit
B. meet
C. suite
D. adapt
在分光光度法中,一般情况要求相关系数r应()。
A. ≤0
B. ≥0
C. ≤0.9990
D. ≥0.9990