—It’s reported that the new underground line has been completed．
—Yes but it hasn’t been made clear________ it’s to be opened to traffic．
| A．that | B．who | C．what | D．when |
He __________present at the meeting this morning; he is on a business trip this week.
| A．can’t have been |
| B．mightn’t have been |
| C．mustn’t have been |
| D．needn’t have been |
Goods which are easily damaged, glasses______, should be packed carefully before transported.
| A．in total | B．in particular |
| C．in addition | D．in conclusion |
The boss stressed again that the secretary should not __________ any important details while taking notes at the meeting.
| A．leave out | B．let out |
| C．bring out | D．make out |
Your suggestion is of great value but too general. Could you be a little more __________?
| A．definite | B．specific |
| C．standard | D．qualified |
The hat looks more beautiful than that one which costs almost twice __________.
| A．as much | B．as many | C．so much | D．so many |