Very loud noise＿＿＿＿＿make people ill or drive them mad.
| A．should | B．can | C．need | D．must |
Sarah hopes to become a friend of ______shares her interests.
| A．anyone | B．whomever | C．whoever | D．no matter who |
______leaves the room last ought to turn off the lights.
| A．Anyone | B．The person | C．Whoever | D．Who |
. It is generally considered unwise to give a child _____he or she wants.
| A．however | B．whatever | C．whichever | D．whenever |
_____ the 2000 Olympic Games will be held in Beijing is not known yet.
| A．Whenever | B．If | C．Whether | D．That |
What the doctors really doubt is _____my mother will recover from the serious disease soon.
| A．when | B．how | C．whether | D．why |