The time in a bookshop can be enjoyable. If you go to a   1_  bookshop, no assistant will come near to you and say, “Can I help you?” You   2   buy anything you don’t want. You may try to find out  3    the book you want is. But if you can’t find it, the assistant will lead（带领） you there and then he will go away. It seems that he is   4_  selling books at all. A story tells us about a good bookshop. A young student  _5   a very useful book in the bookshop.  _6   it was too expensive for him. He couldn’t get it from the library, either. So every afternoon, he went there to _ 7  a little at a time. One day, however, he couldn’t find  _8  from its usual place and was leaving when he saw an assistant signing(示意) to him. To his surprise, the assistant pointed to the book in the desk , “I put it there  _9  I don’t want other people to buy it,” said the assistant. Then he  10   the student go on with his reading.

A．good B．bad C．cheap D．rich

A．shouldn’t B．needn’t C．mustn’t D．can’t

A．what B．which C．where D．when

A．surprised at B．not surprised at C．interested in D．not interested in

A．bought B．found C．read D．took

A．But B．And C．So D．Or

A．look B．read C．watch D．buy

A．the book B．the shop C．the assistant D．the shopkeeper

A．so B．though C．because D．because of

A．left B．let C．told D．taught