Cell phones _______ by more and more teens and many new functions _______ to them nowadays.
| A．are using, have added | B．is used, are adding |
| C．are being used, have been added | D．being used, were added |
He had never spent a ___ day.
| A．more worry | B．most worrying | C．more worrying | D．most worry |
In the middle of the room stands ___ table
| A．beautiful wooden round | B．round wooden beautiful | C．wooden round beautiful | D．beautiful round wooden |
Professor White has written some short stories, but he is __ known for his plays.
| A．well | B．better | C．best | D．the best |
He’d like to sleep with the window ___ at night.
A. open wide B. open widely C. wide open D opened wide
John plays football ___ , if not better than, David.
| A．as well | B．as well as | C．so well | D．so well as |