Sam enjoyed collecting. He has collected over three _______stamps.
| A．hundred | B．hundreds |
| C．hundred of | D．hundreds of |
Our teacher wants us to answer these questions according ______ the text.
| A．in | B．for | C．to | D．At |
He becomes famous now and gets tons of ________ everywhere he goes.
| A．direction | B．attention |
| C．introduction | D．Examination |
You__________ a lot in the past few years.
| A．changed | B．has changed |
| C．have changed | D．Change |
The silent boy has learned how to _________his shyness.
| A．take care of | B．deal with |
| C．come on | D．turn left |
You should try to avoid _________ the same mistake over and over again.
A. to make B making C. makes D. Made