听力原文：（A) There is a stack of chairs on the floor.（B) The curtains are drawn.（C) All of

听力原文：There is a bird in the tree． A．B．C．

听力原文：（A) There is a sign placed in front of the store.（B) The sign is being written.（C

听力原文：（A)The woman is going up the stairs.（B)The woman is holding the handrail.（C)There

听力原文：（A)The papers are stacked up on the rack.（B)The man is picking up one postcard.（C

听力原文：Today, air travel is far safer than driving a car on a busy motor way. But there

听力原文：（A)The woman is opening her purse.（B)The woman is stacking goods on the shelf.（C)