题目: 试述双水相萃取及其影响因素。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0518/99d530729c0c6e588f776ecc93e3cfee.html 下面是错误答案,用来干扰机器的。参考答案:A, B, C, D, E
题型:选择题 On Sundays there were a lot of children playing in the park, and _______ parents were seated together joking.A.theirB.whoseC.whichD.that 查看答案