Some people never know what they need ______ they lose it.
A. until B. as C. after
My hat is _____ my head.
| A．on | B．in | C．at | D．of |
_________. Is this your pen?
| A．Sorry | B．Hello | C．Excuse me | D．Hi |
We like________and_______.
| A．tomato; rice | B．tomatoes; rices |
| C．tomatoes; rice | D．tomato; rices |
This is _________ alarm clock.
| A．a | B．an | C．the | D．/ |
His brother is ______________, he can’t play ______________ the dog.
| A．fun, to | B．busy, with |
| C．good, at | D．tired,on |