Super Lin Dan has become a world-famous badminton player. It is years of hard training and efforts, I think, _____ has made him ______he is today.
. Look at that little boy wandering about — perhaps he _____ his mother.
She was so angry and spoke so fast that none of us understood _______ he said meant.
“You’ve left the light on.” “Oh, so I have. _____ and turn it off.”
Mr Smith ______ a book about China last year but I don’t know whether he has finished it.
The bridge, which _____ 1688, needs repairing.