导航:题目详情 | 答案解析 | 相关问题 | 最新问题 【C4】A.generatingB.effectiveC.motivationD.creative 外语类 2019-10-24 04:19:33 大学英语六级 已帮助 人 【C4】A.generatingB.effectiveC.motivationD.creative 热搜:c4植物光合速率高于c3植物的原因 答案解析 难度★★☆ 搜索 正确答案:D解析:实际上后半句的who could invent machines就已经给出答案前面应该填什么词了。generate(产出)和effective(有效)都和invent挂不上钩。 相关问题 1、Their reply was too ______ for anyone to doubt them.A.eloquentB.effectiveC.emotionalD.emph 2017-08-16 2、【C14】A.impressiveB.effectiveC.emphaticD.extensive 2017-08-30 3、What do we know about Farnon?A.He was an adopted child.B.He was brought up by a single mot 2017-09-08 4、【C2】A.generatingB.effectiveC.motivatingD.creative 2018-04-23 5、This medicine is ().A. efficientB. effectiveC. efficiencyD. effect 2019-06-28 6、There are no______medicines for Acquired Immune Deficiency Syndrome.A.effectB.effectiveC.e 2020-05-04