2018年中考英語語法復(fù)習(xí)專題四數(shù)詞PPT演示課件

四、數(shù)詞,考點1 基數(shù)詞【中考體驗】(2016·白銀中考)There are twelve boys and thirteen girls in Class Four, which means_students in total. A. 33B. 25C. 13D. 12,【解析】選B?？疾榛鶖?shù)詞。句意: 在四班里有12名男孩, 13名女孩, 即學(xué)生總數(shù)25人。,【知識鏈接】表示順序類的名詞, 應(yīng)該把基數(shù)詞放在其后; 如果放在其前, 應(yīng)該用the加序數(shù)詞。例如: Class Three=the third class三班Room Seven=the seventh room七號房間,(2017·眉山中考)In our city, the number of the teachers_about 2, 000, but only about_of them are men teachers. A. is; seven hundredsB. are; seven hundredC. is; seven hundredD. are; seven hundreds,【解析】選C?？疾閿?shù)詞用法。句意: 在我們城市里, 教師的數(shù)量大約是2 000, 但是僅僅大約700人是男教師。由the number of“的數(shù)量”, 修飾的短語作主語, 謂語動詞用第三人稱單數(shù), 即用is; 而具體數(shù)字seven修飾hundred時, hundred用單數(shù)形式, 故用seven hundred。故選C。,(2017·綏化中考)They plan to plant_trees next year. 世紀金榜導(dǎo)學(xué)號90404130A. three hundredB. three hundredsC. three hundreds of,【解析】選A?？疾閿?shù)詞的用法。數(shù)詞hundred表示“百”, 與數(shù)字連用時, 其后不加-s; 不與數(shù)字連用, 而與介詞of連用時, 則需在該詞后添加-s, 表示“數(shù)百的; 成百上千的”。故選A。,【知識歸納】,【巧學(xué)妙記】基數(shù)詞英語數(shù)詞不難記, 找出規(guī)則就容易。一至十二詞各異, 一個一個單獨記。后加teen變十幾, thirteen, fifteen看仔細; eighteen只有一個t, 兩個音節(jié)念清晰。整十后加ty, twenty不同重點記。forty去掉字母u, thirty, fifty更出奇。,十位數(shù)后個位數(shù), 表示數(shù)值幾十幾。按序排列不費力, 連字符號莫丟棄。若要表示幾百幾, hundred之后and立。,【易錯警示】hundred, thousand等數(shù)詞, 其前有具體的數(shù)字修飾, 表示具體的數(shù)字時, 用單數(shù)。當(dāng)hundred, thousand等與“of+復(fù)數(shù)名詞”連用時, 表示模糊概念, 這時hundred, thousand等要用復(fù)數(shù)形式。The boy has collected two thousand stamps. 這個男孩已經(jīng)收集了兩千張郵票。Every year, there are hundreds of people visiting theplace of interest. 每年有成百上千人參觀這個名勝。,【巧學(xué)妙記】巧記hundred, thousand等詞的用法具體數(shù)字用單數(shù), 模糊數(shù)目用復(fù)數(shù), 后面還要跟of。,考點2 序數(shù)詞【中考體驗】(2017·東營中考)Would you like another cup of coffee, Linda? Thank you anyway. Ive already had one cup, and Im drinking_cup. 世紀金榜導(dǎo)學(xué)號90404131A. oneB. the firstC. the secondD. the third,【解析】選C。考查數(shù)詞。句意: 琳達, 你想再來杯咖啡嗎? 無論如何也謝謝你。我已經(jīng)喝了一杯了, 并且我正在喝第二杯。前面提到喝了一杯咖啡了, 由此可推知現(xiàn)在正在喝第二杯。用序數(shù)詞。故選C。,(2017·濱州中考)My grandparents live in an old apartment with_floors and they are on the_ floor. A. fifth; threeB. fifth; thirdC. five; threeD. five; third,【解析】選D?？疾閿?shù)詞辨析。句意: 我的祖父母居住在一座五層的舊公寓里, 他們在三樓。第一空表示數(shù)量, 故用基數(shù)詞five; 第二空表示次序用序數(shù)詞, on the third floor意為“在三樓”。故選D。,【知識歸納】,【易錯警示】序數(shù)詞前加定冠詞the, 當(dāng)序數(shù)詞前有形容詞性物主代詞或名詞所有格修飾時, 序數(shù)詞前不用the。Mother was my first teacher in my life. 媽媽是我生命中的第一個老師。This is Lilys third trip. 這是莉莉的第三次旅行。,【巧學(xué)妙記】基數(shù)詞變序數(shù)詞規(guī)律基變序有規(guī)律, 末尾加上th; 一、二、三特殊記, 末尾分別t、d、d; 八減t九去e, f要把ve替; 若是遇到幾十幾, 只變個位就可以; ty結(jié)尾將y變?yōu)閕e, 再加th莫忘記。,考點3 數(shù)詞的應(yīng)用【中考體驗】(2017·達州中考)_of the land in that town_ covered with trees and grass. A. Two fifth; isB. Two fifth; areC. Two fifths; isD. Two fifths; are,【解析】選C?？疾榉謹?shù)的用法。表示分數(shù)時, 分子用基數(shù)詞, 分母用序數(shù)詞, 分子超過1, 分母用復(fù)數(shù)形式, 故排除A、B; 根據(jù)句中的主語land可知系動詞應(yīng)用單數(shù)形式。故選C。,(2017·重慶中考A卷)Today is Jacks birthday. He is_years old now. A. fourteenthB. fourteenC. the fourteenthD. the fourteen【解析】選B?？疾閿?shù)詞。句意: 今天是杰克的生日。他現(xiàn)在14歲了。表示年齡用基數(shù)詞, 而且前面不加冠詞, 故選B。,(2016·東營中考)A recent survey shows that 35 out of 45 students in my class will save their phones first in a fire. About_of the students made such a choice? Life is far more important, isnt it? A. halfB. one thirdC. two thirdsD. three quarters,【解析】選D?？疾閿?shù)詞。句意: 最近一項調(diào)查顯示我班的45個學(xué)生中有35個學(xué)生在火災(zāi)中將會首先搶救他們的手機。大約有3/4的學(xué)生會作出這樣的選擇? 生命遠重要得多, 不是嗎? 根據(jù)數(shù)字推算可知D項符合題意。,(2015·蘇州中考)Tonys mum looks young and beautiful. Its hard to imagine she is already in her_. A. fiftiesB. fiftyC. fiftiethsD. fiftieth,【解析】選A?？疾閿?shù)詞用法。句意: 托尼的媽媽看起來年輕、漂亮, 很難想象她已經(jīng)五十多歲了?！癷n ones +整十?dāng)?shù)詞的復(fù)數(shù)形式”表示“在某人十多歲時”, 故此處需用fifties。故選A。,(2015·張家界中考)A quarter to four is_. A. 3: 15B. 3: 45C. 4: 15【解析】選B?？疾閿?shù)詞用法。a quarter to four意為“再過一刻鐘就到4點”, 即3: 45。故選B。,【知識歸納】,【巧學(xué)妙記】(1)分數(shù)表達口訣分子基數(shù)詞, 分母序數(shù)詞; 分子大于1, 分母加s。,(2)“時間”的表達法口訣“時”在前, “分”在后, quarter, half不能有。如果出現(xiàn)past, to, 我們可要看清楚: 前是“分”, 后是“點”, past或to立中間; past加, to要減。如果表示“幾點半”, 要用half past加鐘點。,