There are five birds in the tree改为疑问句
问题描述:
There are five birds in the tree改为疑问句
答
这是There be 句型,很简单把be提到前面就行,也就是Are there five birds in the tree?
be代表is 和are 还有它们的复数形式was和were
be后面如果是单数用is
复数用are加油学英语啊 如果从小跟不上长大就会觉得很困难的