—The baby panda wasn’t____ to take care of ____.
| A．too old, it | B．enough old, it |
| C．old enough, itself | D．so old, it |
—Claudia, are you going to Mike’s birthday party on Sunday?
—Unless I ______ .
A．am invited B．invited C．was inviting
We are too tired. Let’s stop ______ a rest.
A. to have B．have C．having
Li Na is one of ______ tennis players in the world.
A．most famous
B．the most famous
C．more famous
Write down the telephone number, ______ you’ll forget it.
A．or B．and C．so
The bank is ______ the bookstore and the post office.
A．at the front of B．among C．between