November 26, 2015

Homework Help: english

Posted by hunter on Monday, September 20, 2010 at 4:35pm.

what is the complete verb phrase? and helping verb?

Who has been doing research on early polar flights?

Is it has research?

I can not include any of the words that may seperate the parts of the verb phrase

Answer this Question

First Name:
School Subject:

Related Questions

More Related Questions