【正文】 _ the handle of my old snow shovel __41__ with a “snap”. Laughing and shaking my head, I _42_ to wait out the storm for a while.It was late in the afternoon when the snow finally __43__ and I trudged(跋涉) over to my Dad’s house to borrow his shovel and _44__ again. By then the 10 inches of snow had turned into a foot and a half. I started out slow setting a steady __45__ and stopping to rest whenever my back started to ache. After a while, though, the __46__ finally broke and the sun peeked out to __47__ me on. The work seemed a lot easier then even though it was still __48__. I even sang a few Christmas carols and __49__ while I cleared out the drives, cleaned off the cars, and shoveled out the paths. After an hour of hard work the job was finally done. _50_, I let the child that still lives __51__ of me fall back into the snow and _52_ a snow angel for the angels in Heaven to see. It felt good walking back to my house after a job well done. It felt even better _53__ around at this wonderful world of white.I don’t know why life sometimes gives us spring days and sometimes dumps a ton of snow in us. I do know, __54_, that we can pray, laugh, love, and choose _55__ through it all.21．A. falling B. floating C. piling D. flying22．A. missing B. running C. hiding D. drowning23．A. pulled B. dragged C. drew D. pushed24．A. difference B. discovery C. path D. snowman25．A. until B. when C. once D. as26．A. crashed B. bent C. slipped D. broke27．A. decided B. hoped C. continued D. hesitated28．A. disappeared B. froze C. stopped D. melted29．A. clear B. try C. check D. think30．A. development B. rate C. step D. pace31．A. clouds B. shovel C. sky D. trees32．A. overlook B. cheer C. shine D. watch33．A. heavy B. cold C. warm D. bright34．A. danced B. jumped C. stopped D. smiled35．A. Laughing B. Crying C. Resting D. Wandering36．A. outside B. inside C. beyond D. above37．A. catch B. find C. make D. pretend38．A. looking B. walking C. turning D. wondering39．A. anyway B. still C. then D. however40．A. fate B. determination C. joy D. luck【答案】21．A22．D23．A24．C25．B26．D27．A28．C29．B30．D31．A32．B33．B34．D35．A36．B37．C38．A39．D40．C【解析】作者通過一件小事告訴我們生活中有開心有挫折，我們可以選擇開心，讓自己更開心。21．動詞辨析。A落下；B漂浮；C堆積；D飛行；由句意可知是片片雪花落下。22．動詞辨析。A錯過，想念；B奔跑；C躲藏；D淹沒；由句意可知我不想被雪淹沒。23．固定搭配。Pull on披上；句意可知我披上我的外衣。24．上下文串聯(lián)。由上文可知我拿起鐵鍬肯定是鏟出路。25．連詞辨析。A直到；B在這時；C一旦；D作為…由句意可知我剛剛干了一會，在這時鐵鍬突然斷了。26．動詞辨析。解析同上。27．動詞辨析。A決定；B希望；C繼續(xù)；D猶豫；由句意可知我決定等一會。28．動詞辨析。A消失；B冰凍；C停止；D融化；有下文可知雪停了。29．動詞辨析。由句意可知我是想再試試。30．名詞辨析。A發(fā)展；B比例；C腳步；D速度；由句意可知我以穩(wěn)定的速度開始鏟雪。31．上下文串聯(lián)。由后文可知太陽出來了，那應該是烏云散去了。32．動詞搭配。Cheer on鼓勵。太陽出來了，鼓勵著我繼續(xù)。33．形容詞辨析。由句意可知天氣仍然寒冷。34．動詞辨析。我唱著笑著干活。35．動詞辨析。有上下文可知干完活了我很開心。36．詞義辨析。由下文可知我讓住在家里的孩子到外面玩耍。37．詞義辨析。由上下文可知是堆了個雪人。38．動詞搭配。Look around環(huán)顧四周；由句意可知我環(huán)顧四周看著這個雪白的世界。39．上下文串聯(lián)。上文說我不知道…接著說我知道…存在著轉折關系。40．名詞辨析。根據(jù)上下文可知我們選擇開心。The inhalation (吸入) of asbestos particles is associated with a number of lung diseases, such as asbestosis and ___50___ cancer. Asbestosis is caused by the entry of asbestos particles into the wall of the alveoli, causing scarring which limits the functioning of the lungs. The lung ___51___ its elasticity and may change shape. The initial symptoms of asbestosis are a tightness in the chest and breathlessness. In its ___52___ stages, sufferers develop the barrelshaped chests associated with emphysema, cyanosis, (where the skin takes a