—Mike, do you know who wanted me on the phone?
—Sorry. I don’t know. I ________ a bath in the bathroom.
| A．have had | B．was having | C．had | D．am having |
31. We should think of ways to stop the waste from the factory _____ our living environment.
| A．being polluted | B．polluting | C．from being polluted | D．Polluted |
28. As far as I know, this man ____ risk anything than lose the ring for his wife.
| A．would rather | B．had better | C．preferred | D．would like to |
27. She locked her room _____ a thief would break into it.
| A．in case that | B．for fear that | C．in case of | D．for fear of |
26. She said she would spend her holiday ___ Beijing.
| A．on | B．at | C．in | D．For |
25. Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.
| A．where | B．which | C．as it | D．It |