You need to have______if you want to teach the group of naughty children well.
The price of food is _________ this year than that of last year.
Will future scientific discoveries ______ for us to live a much longer life?
In the meeting, the professor expressed his thanks for the aid he _________ from his students.
______ in her most beautiful skirt, the girl tried to make herselfat the party.
I think I’m not the kind of person ________ likes to sharing everything with others. A what B which C who D when