---Are you going to Tom’s birthday party?
---________．I might have to work．
| A．It depends | B．Thank you | C．Sounds great | D．Don’t mention it |
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 |
Don’t let such an unimportant matter as this come between us _____ we can concentrate on the major issue.
| A．so that | B．in case |
| C．because | D．on condition that |