B
let sb do sth 去掉A和D
show sb sth
show sth to sb
但是用show sb sth时,sth不能是代词.所以不能选C可以举一个 用show sb sth时，sth不能是代词。的例子吗，简单点的。谢谢可以用show you the pen.show the pen to you.但如果是代词，比如说it,就只能是show it to you,不能用show you it