–Are you coming to Jeff’s party?–I’m not sure. I _____ go to the concert instead.
Paul’s wish is to become a pilot, ________?
Jeff _______ parents died in the earthquake became a orphan.
If I drive in this city myself. I’ll probably get lost as I haven’t got _______ very good sense of _______ direction.
There is no doubt _____ China has made rapid progress in space exploration.
Though they are of ____ age, they are quite opposite in character.