--Is your hat on the sofa?
When something ________ me, I can always go to my friends for help.
Max’s legs are too long. When he walks _______ our desk, he often knocks our books _______ the floor.
“When will your father _________ Shanghai?” “He ________ at 8:00 this Monday.”
Mr wu is _______excellent teacher, he is always patient to help us.
At the________,we eat moon-cakes and on ________,we eat Turkey.