ALL of them are old teachers哪个是谓语?

They are all teachers.( )( )them are teachers. Two is enough ,为什么谓语动词用的是单数呢?而 Ten of them are teachers 却是复数 是all of them are 还是 all of they are all of them are in nice boxes,为什么是them some of them are woman teachers改错 （）of them are women teachers. 1.Everyone is about 2 years old.2.All of them are about 2 ye Both of them are teachers 这里的主语是什么 可以看做both of them是主语吗. None of them 和 Not all of them 哪个是复 Both of them are English teachers改为否定句 any of them are women teachers哪里错了 There are many different kinds of mooncakes.哪个是谓语