I have no idea how it that the man met with trouble again.
| A．came about | B．came out |
| C．came up | D．came across |
Does it make any difference __________ he refuses or accepts the invitation?
| A．whether | B．which | C．if | D．that |
You have not yet answered my question _______ I can join in the party tonight．
| A．whether | B．if | C．which | D．that |
Regulations require__________needs special diets the cooking manager in advance.
| A．who; informs | B．whom; informed | C．whomever; inform | D．whoever; inform |
I'd like to work with ______ is honest and easy to get on with．
| A．who | B．whoever | C．whomever | D．no matter who |
The way people act in private is often different from ______ they act in public.
| A．how | B．when | C．which | D．That |