which指代谁
They had invented bronze, an alloy that could be cast in molds, out of which they made tools and weapons.
which 指代Bronze 意思是他们发明了青铜,一种可以浇铸的合金,他们用它来制造工具和武器。
答:选A。 做recognize的宾语嘛,what中心修饰mistakes名词。I had made是定于从句部分,修饰mistakes,句子关系一清,所以不能选后...详情>>
答:我是其中之一详情>>
答:如果你还没有决定在母亲节那天送什么礼物(给母亲)。(那么)花,尤其是康乃馨将是个不错的选择。 为什么康乃馨这么特别呢? 大约在150年前,有个叫Anna Ree...详情>>