Mr Smith________his living by teaching ten years ago and he________greatly from his work. [ ]

Most of us think of games as child* s play, but games _____ children’ s thinking and develop skills like problem solving and communication．

Let’s climb up the hill．Then I can point some sights to you．

Though we __________serious natural disasters, we are sure to overcome all difficulties.

My house is ______ the post office and the bank..