We hace several models to choose from.为什么不是to be chosen from?

We hace several models to choose from.为什么不是to be chosen from? hace是什么意思 hace constar several several several several several 用所给词的适当形式填空.We are mode students.We _______(be)polite. We have seen the same doctor several times.(对划线部分提问,划 several times） —Do you know Betty very well?——Yes ,she and I ___friends since we met in Guangzhou last summer.A.have made B.have become C.hace been D.hace turned ,为什么? hope to we can travel together that several back 急! we have met our headmaster in several occasions 该错 we _______(be)to the Great Wall several times. We can - (see) the flower in several weeks. We can see several _____ (church)in Shanghai what will happen if we read a port while it is in output mode? mode是什么意思