—Do you know _______ they got to know each other?
—It was last year_______ they both taught Chinese in Scotland.
| A．When it was that, when | B．when it was that, while |
| C．When it was that, that | D．When it was that, as |
_______you write on a subject,you join in an ongoing, trans-historical conversation with others who have written about your topic.
| A．No matter what | B．Wherever |
| C．Whenever | D．No matter how |
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 |