在这个句子为什么只能用that 不用 who Who is the woman ____ is sweeping the floor over there?

在这个句子为什么只能用that 不用 who Who is the woman ____ is sweeping the floor over there? This is the reason that he gave to me.w为什么只能用that which和that在定语从句中的具体用法那些句子只能用which哪些只能用that? the question is（ that if ）it is worth doing that if 为什么不能用在这里,只能用whether 这里为什么不可以用which只能用that?这个句子是定语从句吗?There is a feeling in me ____ well never know what a UFO is not ever.A that B which C when D what 为什么点酒精灯不用打火机?只能用火柴? 为什么不用sit around a circle,而只能用in? There is no possibility ______ Bob can win the first prize in the match.A.that B.whether如题,为什么只能用that 而不用whether …,but the only people who do succed are those who work hard为什么有only修饰了people而不用that（不是只能用that吗） whose shirt is that.这个that在这是为什么,为什么这个句子要这样 considering既然可以为连词,为什么可以跟that 从句.一个句子不是只能用一个连词吗? The letter that I received was from my father 这个句子中为什么用that不用which 在这个句子里that可不可以省略?有一条规则不是说,定语从句中先行词是不定代词或被不定代词修饰时只能用that且不可省 .那这个句子里的that可以省略吗?Anything(that) he said is not ture and that ends our special bulletin for today.这里的and是个连接词,that指上文提到过的事情,但为什么不用this,是不是只能用that,我看好些句子都是这样,或者用those那样的词 定语从句在there be 句型中什么时候用which我知道在there be句型中只能用that 除非在there be结构中修饰主语的定语从句宜用who不用that指代人 但是呢在书上（课本）看到这样一个句子：There is a boat the way 用法I will tell you the way （that） you can study English well,because I know the way （that） you have accepted is not the best.第二个that能不能被替换?为什么?提醒在定从the way做先行词，关系词只能用that/in w A hair and some drops of blood were fond.in the light of ___ the murderer will be found out为什么只能用which不用that? 谁能用on that account这个词组造几个句子?