-- Robert is indeed a wise man．
-- Oh, yes．How often I have regretted _________ his advice!
| A．to take | B．taking | C．not to take | D．not taking |
Whether for a special such as an engagement or a wedding or simply as a gift, diamond rings make the ideal choice.
| A．opportunity | B．adjustment |
| C．occasion | D．convenience |
It was the driver rather than the passengers who was to for the accident.
| A．accuse | B．blame | C．analyse | D．behave |
It is the third time that he ________ the first prize in the competition.
| A．wins | B．won | C．has won | D．to win |
I don't like the pop singer's songs. In fact, I've trouble ________ the words of his songs.
| A．understand | B．to understand |
| C．understood | D．understanding |
________I was in trouble, he would come to help me out.
| A．Every time | B．The first time |
| C．for the first time | D．Next time |