The noise from the top floor，loud and constant，of the meeting-room_________ can be clearly heard in our classroom．
| A．to decorate | B．having been decorated |
| C．being decorated | D．decorating |
I won’t see the film tonight. I am busy. ____ , it is raining cats and dogs.
| A．somehow | B．however | C．besides | D．as well as |
Computers ____ in offices and homes since 1970s.
| A．have been used | B．had been used | C．was used | D．has been used |
More attention must be paid____ the endangered animals.
| A．protect | B．to protect | C．to protecting | D．protecting |
She doesn’t like the way ___ you speak to her.
| A．to | B．in that | C．how | D．in which |
The young man helped the company recover , so his boss gave him an apartment ____.
| A．in return | B．in turn | C．in charge | D．in fact |