If the donor country cannot ensure this, then the aid should be reduced, if not stopped altogether.这句话的成分和翻译,用法。contribute to 什么时候是"导致"的意思,什么时候是“有助于,贡献”的意思?
名词做定语的问题?请问B和A错在哪里了?I walked too much yesterday and ________ are still aching now. A.my leg's muscles B.my muscles of leg C.my leg muscles D.my muscle's of the leg
These molecular chains, each assembled from a menu of 20 types of chemical links called amino acids, do biology’s heavy lifting.老师您好,请问这里的assembled该怎么理解?1.仅仅作为过去分词在这里充当定语2.其前省略了关系代词和助动词be