【正文】
是可數(shù)名詞單數(shù)時, be動詞用 is。 ? There are many books in the library. ? There are some trees in the garden. ?There is some water in the glass. ?There is some milk in the box. water,milk是不可數(shù)名詞,而不可數(shù)名詞一般看作可數(shù)名詞單數(shù)。 ? There is some water in the glass. ? There is some milk in the box. 三