He ________ how to control the machine. So he asked Tom for help. A. knew much B. had no idea C. had fun
---______have you stayed in this hotel? ---Not long; just_______this Monday.
Remember to get to the point, ________you talked, ________attention he would pay to you.
______the problem clearly, Mary has to look for lots of information.
As children_______, they learn from their experiences and form a picture of what the world is like.
I don’t know if he_______, if it_______tomorrow.