Luckily ______ to be no one under the treewhen it broke down.

“ On no account” , the teacher said, “________ open in day and night. ”

I don’t think he＿＿＿＿＿＿＿ a new bike.

In my school, there is _______ art room.

Some people plan to ______ a volunteer project to help the disabled children.