My neighbor is a doctor． He and his wife are some of the （1）　　 people I have ever met．A few years ago， we started this kind of "favor war" where one of us would do something kind for the other， such as（2）　　the driveway or building a shed， and next time the other would（3）　　to top it with another favor．

    Yesterday morning there was about 2 or 3 feet of snow on the ground and I （4）　　 he shoveled （铲） my driveway for me when I was out on a business trip last （5）　　． So I took out my shovel and took care of both our sidewalks and driveways because it was my turn to do a favor （6）　　． It took a while but I finished it and got into my car for work．

    That night I got a（7）　　on my door， it was my neighbor． He immediately shook my hand and thanked me for shoveling （8）　　driveway and sidewalk， so that he was able to get to work earlier and （9）　　 a boy．

    "As soon as I started the car early this morning， a（n） （10）　　came through that a young boy in our neighborhood was seriously ill．（11）　　， my partner and I were only about 2 minutes away， but the closest ambulance（救护车）10 minutes，" added he．" A young boy got to live his life （12）　　 you did me the favor earlier this morning．

    It wasn't too much （13）　　 to shovel a driveway， but what I did got a young boy to see his family again， go back to school again and live his life again

    （14）　　favor is too small． Even the smallest favor can make the biggest （15）　　．One favor will always be followed by another．

（1）A．nicest	B．busiest	C．richest	D．happiest
（2）A．looking for	B．going down	C．cleaning up	D．walking across
（3）A．try	B．stop	C．agree	D．refuse
（4）A．saw	B．thought	C．expected	D．remembered
（5）A．spring	B．summer	C．autumn	D．winter
（6）A．soon	B．back	C．again	D．first
（7）A．note	B．kick	C．gift	D．knock
（8）A．my	B．our	C．his	D．your
（9）A．met	B．saved	C．supported	D．encouraged
（10）A．call	B．card	C．letter	D．invitation
（11）A．Finally	B．Actually	C．Luckily	D．Suddenly
（12）A．when	B．unless	C．because	D．though
（13）A．practice	B．trouble	C．attention	D．experience
（14）A．No	B．Any	C．Some	D．Each
（15）A．choice	B．progress	C．decision	D．difference