34.—Where is Xiao Wang? —I don't know.He__________ be in the library.
He has ______ friends.He always keeps himself alone at home.
Supposing someone__________ you had been lying, what would you do?
The reason __________he gave for not coming to your birthday party is _________his mother was ill.
Nowadays, many people________about eating habits _________what they believe.
——What a pity! The tickets for the football match have been sold out. ——Don’t worry. You can watch__________on TV.