"How is each of them produced?"有没有语法错误?能不能说成"Hodoes each of them be produced?"
问题描述:
"How is each of them produced?"有没有语法错误?能不能说成"Ho
does each of them be produced?"
答
"How is each of them produced?"没有语法错误?
不能说成"How does each of them be produced?"
可以说成"How can each of them be produced?"