If we had taken such effective measures much earlier, the river__________so seriously now.
| A．is not polluted | B．would not be polluted |
| C．had not been polluted | D．would not have been polluted |
The table is __________ the way. Move it, please.
| A．on | B．in | C．by | D．to |
I’m preparing the report for tomorrow. Would you please __________ the radio a little?
| A．turn on | B．turn off | C．turn up | D．turn down |
Though I’m older than you, I still feel we have a lot __________.
| A．exactly | B．as usual | C．in common | D．common |
Look! Tom is too sleepy to work. He __________ up watching TV.
| A．mustn’t have stayed | B．shouldn’t have stayed |
| C．mustn’t stay | D．ought not to stay. |
Though we __________serious natural disasters, we are sure to overcome all difficulties.
| A．give away | B．affect with | C．suffer from | D．deal with |