The government has taken measures air quality.
| A．to improve | B．improved | C．being improved | D．to be improved |
There is going to ______a game in our school this afternoon.
| A．has | B．have | C．be | D．are |
You’d better______smoking. It’s bad for your health.
| A．eat up | B．give up | C．come up | D．get up |
----How do you like this book?
----I think it has nothing to______with our study.
| A．make | B．do | C．take | D．hold |
----Where is Mr Brown? I have some questions to ask him.
----He ______the office.
| A．has been to | B．has been in | C．has gone to | D．has gone in |
The bus kept the people ______for twenty minutes.
| A．wait | B．to wait | C．waiting | D．waits |