题目内容
Every ________ been tried to save the patient.
- A.mean has
- B.means has
- C.mean have
- D.means have
B
解析:
every只能接单数可数名词,而means是单复数同形的单词,故谓语动词用单数;当these, all修饰means时,谓语动词用复数.
解析:
every只能接单数可数名词,而means是单复数同形的单词,故谓语动词用单数;当these, all修饰means时,谓语动词用复数.
练习册系列答案
相关题目