中南地区某污水处理工程可研报告(编辑修改稿)

中南地区某污水处理工程可研报告(编辑修改稿)内容摘要：

Leson52 A pret y carpet 漂亮的地毯 We have j ust m oved i nt o a new house and I have been wor ki ng har d al m or ni ng. I have been tr yi ng t o get m y new r oom i n or der. Thi s has not been easy because I own over a t housand books. To make mat ers wor se, t he room i s r at her smal , so I have t em por ari ly put m y books on t he f l oor . At the m om ent, t hey cover ever y i nch of f loor space and I act ual ly have t o wal k on t hem t o get i n or out of t he r oom. A short whi l e ago, my si st er hel ped m e to car y one of my ol d bookc ases up t he st ai r s. She went int o m y r oom and got a bi g sur pr ise when she saw al l t hose books on t he fl oor . 39。 Thi s i s t he pr et ti est car pet I have ever seen, 39。 she said. She gazed at it f or some t im e then added, 39。 You don39。 t need bookcases at al l. You can sit here i n your spar e t im e and read t he car pet !39。 Lesson53 H ot snake 触电的蛇 At last f ir emen have put out a big f or est fi re i n Cali f or nia. Since t hen, t hey have been tr yi ng t o f ind out how t he fi re began. For est fi re ar e oft en caused by broken glass or by ci gar et t e ends whi ch people car el esly t hr ow away. Yester day t he fi r em en exam i ned t he ground car efull y, but wer e not abl e to f i nd any br oken gl as. They were al so quit e sure t hat a ci gar et t e end di d not st ar t t he f ir e. Thi s mor ni ng, however , a fi r em an acci denta l y discover ed the cause. He noti ced t he r em ai ns of a snake which was wound r ound t he electr ic wi r es of a 16, 000 volt power li ne. I n t hi s way, he was abl e to sol ve t he myster y. The expl anat ion was sim pl e but ver y unusual. A bi r d had snat ched up t he snake fr om t he ground and then dr opped it on t o t he wir es. The snake t hen wound i tself r ound t he wi res. When it di d so, it sent spar ks down t o t he gr ound and t hese im medi at el y start ed a fi r e. Lesson54 Sti cky fi ngers 粘糊的手指 Aft er br eakf ast, I sent t he chi l dr en to school and t hen I went t o m arket. I t was st il earl y when I r et ur ned home. The chi ldr en were at school, m y husband was at wor k and t he house was qui et . So I deci ded t o m ake some t ar t s for t ea. I n a short t im e I was busy m ixi ng but ter and fl our and m y hands wer e soon cover ed wit h sti cky pastr y. At exactl y t hat moment, t he t elephone r ang. Not hing coul d have been m ore annoyi ng. I pi cked up t he recei ver bet ween t wo sti cky fi nger s and was di sm ayed when I r ecogni zed t he voi ce of Mr s Bat es. I t ook me t en mi nut es t o per suade her to ri ng back l at er. At l ast I hung up the r eceiver. What a m es! Ther e was past ry on my f ingers, on the t el ephone, and on t he door knobs. I had no sooner got back t o the ki tchen than the door bel rang l oud enough to wake the dead. This t im e it was t he postm an and he want ed me t o sign f or a register ed let er ! Lesson55 Not a gol d mi ne 并非金矿 Dr eams of fi ndi ng lost tr easure al most came t rue r ecentl y. A new m achine cal ed 39。 The Reveal er 39。 has been invented and it has been used to det ect gold whi ch has been buri ed in t he ground. The m achi ne was used in a cave near the seashore wher ei t is saidpir ates used t o i nt o t he cave hopi ng t o f i nd bur ied t reasur e. The l eader of t he part y was exami ni ng t he soi l near t he entr ance t o t he cave when t he m ac hi ne showed t hat t her e was gold under t he gr ound. Very excit ed, t he part y dug a hol e t wo feet deep. They f i nal y f ound a sm al l gol d coin whi ch was alm ost wort hless. The part y t hen sear ched t he whole cave t hor oughl y but di d not f i nd anyt hi ng except an em pt y ti n t runk. In spit e of thi s, many peopl e are confi dent t hat 39。 The Revealer39。 m ay r eveal som et hing of value f ai rl y soon. Lesson56 Fast er t han sound! 比声音还快。 Once a year a r ace i s hel d f or ol d cars. A l ot of car s ent er ed f or t hi s r ace l ast year and t her e was a gr eat deal of exci teme nt j ust bef or e it began. One of t he m ost handsom e car s was a Roll s Royce Si l ver Ghost . The most unusual car was a Benz which had only t hree wheels. Bui lt i n 1885, i t was the ol dest car t aki ng par t. Af ter a gr eat many l oud expl osi ons, t he r ace began. Many of t he car s br oke down on t he cour se and som e dri ver s spent m or e ti me under t hei r car s t han i n t hem ! A few car s, however , pl et ed t he r ace. The wi nni ng car r eached a speed of f ort y mi les an hour m uch f ast er t han any of i ts r i val s. I t sped downhi l at t he end of t he r ace and i t s dr i ver had a l ot of tr oubl e tr yi ng t o st op i t. The r ace gave ever yone a gr eat deal of pl easure. It was ver y di f erent fr om m oder n car r aces but no less excit i ng. Lesson57 Can I help you, m adam ? 你要买什么，夫人。 A wom an i n bl ue j eans st ood at t he wi ndow of an expensi ve shop. Though she hesi tat ed f or a m om ent, she fi nal l y went i n and as ked t o se a dr es t hat was i n t he window. The asistant who ser ved her di d not l i ke t he way she was dr essed. Glanci ng at her scor nf ul ly, he tol d her t hat t he dress was sol d. The wom an wal ked out of t he shop angr il y and deci ded to punish t he asistant ne xt day. She r et ur ned t o t he shop t he f oll owing m or ning dr esed in a fur coat , wit h a handbag i n one hand and a l ong um brel a i n t he ot her . Aft er seeki ng out t he r ude assi st ant she asked f or t he sam e dress. Not r eali zing who she was, the assi st ant was eager t o ser ve her t his t im e wit h gr eat di f fi cul ty, he cl im bed i nt o t he shop wi ndow t o get he dr ess. As soon as she saw i t, t he woman s ai d s m any t ies.39。 39。 And a wom an can39。 t have t oo m any hat s,39。 she answer ed. Ten mi nutes l at er we wal ked out of t he shop t oget her . My。