a week 作主语谓语动词单数还是复数?
many a/an+可数名词单数作主语时,谓语动词用单数还是用复数?
A series of +复数名词.作主语时,谓语动词用单数还是用复数?为什么?
One and a half +复数名词作主语时,谓语动词用单数还是复数
who作主语时,谓语动词用单数还是复数
couple作主语时,谓语动词为单数还是复数?
different means 作主语,谓语动词单数还是复数
no one 作主语,谓语动词用单数还是复数
sheep作主语谓语动词用单数还是复数?
"the police"作主语谓语动词用单数还是复数?
clothes 作主语,谓语动词用单数还是复数?
children 作主语,谓语动词用单数还是复数
noodles作主语,谓语动词用单数还是复数