some作主语用单数还是复数?Half of the class are still doing all of the homework because some ( )really difficult.is/are

some作主语用单数还是复数?Half of the class are still doing all of the homework because some ( )really difficult.is/are some water 和some money作主语时 谓语用单数还是复数啊. some salad 作主语时,谓语动词用复数还是单数? half an hour 的主谓一致问题half an hour 作主语时,谓语动词应该用单数还是复数?one hour and a half 呢? one and a half apples 作主语时谓语动词到底是单数还是复数 some people做主语,谓语动词用单数还是复数? some people做主语,谓语动词用单数还是复数? one hour and a half作主语谓语是单数还是复数?one and a half hours呢? sports作主语谓,语动词用单数还是复数? food作主语谓语用单数还是复数 sb'family 作主语时,谓语用单数还是复数 clothes 作主语,谓语动词用单数还是复数? My family 作主语时用单数还是复数 no one 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? something,nothing作主语,谓语用单数还是复数 several fish 作主语,谓语动词用单数还是复数? something 作主语 谓语动词用单数还是复数