廖　丹　林　希

I．单项选择

1．____Miss Jones______music at Bardon School for ten years.__________No wonder I often hear her sing in her garden.

A．teachesB．used to teach

C．is teachingD．has been teaching

2．Tonny, you______play with the knife; you______hurt yourself.

A．won't; can'tB．mustn't; may

C．shouldn't; mustD．can't; shouldn't