—Thank you very much for your wonderful lecture, Mr Bruce!
—________.
| A．It doesn't matter | B．Don't mention it |
| C．I'm glad you've enjoyed it | D．That's very kind of you to say so |
What they are arguing over the meeting is _______ they should invest so much money in that time-consuming project, as they worry about the losing money.
| A．what | B．that | C．whether | D．how |
These reference books donated by a non-profitable organization are available for _______ wants to have it.
| A．anyone | B．whomever | C．who | D．whoever |
It was thirty years _______ he was invested as an outstanding alumnus to celebrate the 128th anniversary of the university.
| A．as | B．while | C．before | D．until |
Frankly speaking, in many countries _______ is called "equality" does not really mean equal rights for all people.
| A．which | B．that | C．what | D．Where |
Clearly there is much to be desired _____ it comes to the quality of teachers and their teaching methods.
| A．when | B．since | C．until | D．although |