煤制氨的特点是()。A、流程长 B、投资大 C、成本高 D、A、B和C 发布时间:2017-04-25 08:27 │ 来源:www.tikuol.com 题型:单项选择题 问题: 煤制氨的特点是()。A、流程长B、投资大C、成本高D、A、B和C
题型:单项选择题 Many students made _______ fun of Jenny because she spent 3 days making _______ list of thethings she would take for the spring outing.[ ]A. the, aB. a, theC. /, aD. /, / 查看答案
题型:单项选择题 --Which would you like, tea or milk? --_______________is OK. I really don’t mind.A.BothB.NeitherC.NoneD.Either 查看答案