The government _____ air quality in urban areas from level one to five: excellent, fairly good,slightly polluted, poor and dangerous.
A arranges B. classifies C. distributes D. divides
More and more foreign friends enjoy ________to Peking Opera.
| A．listen | B．to listen | C．listening | D．listened |
He doesn’t do his homework______ , though he has ____.
| A．careful enough; time enough | B．carefully enough; enough time |
| C．enough careful; enough time | D．enough carefully ;time enough |
We had a party _______ having class last Friday
| A．instead | B．but | C．instead of | D．still |
Don’t touch anything __________ your teacher tells you to.
| A．if | B．though | C．unless | D．even though |
Would you mind not ________ about me ?
| A．worry | B．worrying | C．worried | D．to worry |