题目

More jobs ______ the school-leavers in the future. A. will be supplied withB. will be supplied toC. were to supply to  D. are supplied to 答案：B 解析:  注意supply sb. with sth. 和supply sht. to sb.的用法。下列反应中氯气既作氧化剂又作还原剂的是(    ) A.氯气和氢气                            B.氯气和铜 C.用氯气制备漂白粉                      D.氯气溶于亚硫酸溶液