完形填空
Martin Henfield talks about some of his experience(经历) as a twin: when we were small my mother dressed us __1_ the same clothes. That was bad en ough and we didn’t like it. But we went on our first camping trip, it was even __2__. We were on ly ten years old, and while __3_ went into their sleeping bags for the _4__, we were not happy to snuggle(偎依) inside a double sleeping bag my mother made for us.
At school our classmates __5__us Henfield One and Henfield Two, so people ___6__ even see our difference according to our initials because __7__ of us were M.O. It was only when I went to _8___ and began to have my own friends that I started to feel my own freedom of identity（身份）.
Before I went to college, during my secondary school __9__, I __10__ to a job on a building site. My twin brother, Mike Henfield, didn’t work. One day I asked my boss, “Can I have a week _11__?” “Certainly,” he said, “bu t you won’t have the job when you 12__ back.” I didn’t want to __13__ the job. So on Monday morning, Mike went there in my _14__, jacket and hat and he worked for me for one week __15___ of them knew the difference.
