题目

四川省内江六中2011届高三第五次月考 It is the education ____________ he received when studying abroad _________ has made him such an excellent manager.        A．that, that   B．that, which       C．what, that D．which, which 答案：A某小学三年级各班人数如下：班级123456人数/人514853495250（1）估计一下这个年级大约有多少人？（2）如果每个年级的人数差不多，那么全校大约有多少人？