6.The number of students who failed the chemistry examination （ ）to fifteen.A.have increasedB.has increasedC.is increasedD.are increasing

英语翻译What is the maximum number of wire terminals that may be stacked on a single stud in a terminal strip? a number of the number of the number of,a small number of,a number of. the number of造句 the number of造句 the reciprocal of number the number of中文 the number of 是什么意思? the number of同义词 The number of students Number of the black the number of、a number of、large number的区别 stud 翻译the system of number The total number of 中文 the number of的用法 a number of the students What’s the number of