is getting older and older, perhapsinto his second , playing with hisgrandson’s toy trains all day long

Why didn’t you cry for help when you were robbed (被抢劫)-If I opened my mouth, they might find my four gold teeth. That would be ______!

Guess what！I met an old school friend last week.­——How nice！How long____ each other？

It’s more_______ to climb the tall tree, becareful.

He tried to be ______, but his trembling hands gave him away.[ ]