— Do you believe that paper is made _______ wood?
— Yes，I do．And you can see that books are made _______ paper．
A．from；from B．from；of
C．of；from D．of；of
It took Jenny three hours ______ reading this interesting story．
A．to finish B．finished
C．finishing D．finishes
Cao Wenxuan’s new book has just _______．Let’s go and buy one．
A．come over B．come down
C．come on D．come out
— Smoking is bad for your health．
— You’re right．I decide to ______．
A．take it down B．find it out
C．turn it off D．give it up
Miss Gao asked a question，but it was ______ that nobody could answer it．
A．very difficult B．too difficult
C．difficult enough D．so difficult
I _______ my homework as soon as I got home last night．
A．do B．did
C．will do D．am doing
