把下列单词变成复数形式
问题描述:
把下列单词变成复数形式
1.a piece of beef
2.a cup of tea
3.a bottle of juice
4.a box of glass
答
1.some pieces of beef
2.some cups of tea
3.some bottles of juice
4.some boxes of glass
glass不能变复数,这里应该是“玻璃”的意思.若是“眼镜”,a pair of glasses, 即便是单数也是glasses