I am ______ about what I say because careless remarks are likely to hurt others’ feelings.
| A．enthusiastic | B．sensitive |
| C．doubtful | D．cautious |
We still remember once__________round the famous tower when we were young.
| A．having taken | B．to be taken |
| C．having been taken | D．to have taken |
— Marx looks nervous.
— So____________you if you had so fierce a competition.
| A．do | B．did | C．will | D．would |
________ good use you have made of your time to work, there is still some room for improvement.
| A．Whatever | B．However | C．Though | D．Whether |
It was the quality of life in the futureI took this training course，not just to make more money.
| A．to improve; that | B．improving; when | C．to improve; when | D．improving; that |
They didn’t attend the discussion, although they _________.
| A．should | B．would have to | C．should have to | D．should have |