I、單項填空(15小題,每小題1分,共15分)
1.There is nothing______
A.worrying about
B.worried about
C.to worry about
D.to be worried about
2.Please let me______where the Body Language Study Class is______tomorrow.
A.know; to be held
B.know; to hold
C.knowing; to be held
D.known; to hold