Every minute is made full _________ of ________ our lessons well.
| A．use; studying | B．usage; studying | C．use; to study | D．usage; to study |
—I drove to Zhuhai for the air show last week.
—Is that__________you had a few days off?
| A．why | B．what | C．when | D．where |
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 |
The question has been raised at the meeting__________each member country should share the expenses of the committee.
| A．which | B．if | C．what | D．whether |
What the doctors really doubt is__________my mother will recover from the serious disease soon.
| A．when | B．how | C．whether | D．why |