【正文】
A.注意識記名詞sixteenyearolds。 【點(diǎn)評】考查序數(shù)詞。s +整十?dāng)?shù)字的復(fù)數(shù)形式表示在某人……歲時,固定搭配,fifty,基數(shù)詞,復(fù)數(shù)是fifties,所以,在他五十多歲時是in his fifties,故答案為A。B.我們可以說十點(diǎn)過一刻。C.二十世紀(jì)也就是第二十個世紀(jì),因此使用序數(shù)詞,序數(shù)詞前必須使用定冠詞the,故答案是B。secondfiftyeight thousand, six hundred and twentysixD.C. is arewith,覆蓋;句子中的water 是不可數(shù)名詞,系動詞要用is,故選B。20.There are 300 students in Grade Nine. About of the students were born in 2002. A.B.C.D.B. three根據(jù)語境可知第三屆文化節(jié),是第三次,要用序數(shù)詞the third,三個活動,表示數(shù)量;要用基數(shù)詞three,修飾可數(shù)名詞復(fù)數(shù),故選C。millionsD.B.D.s still _________ minutes left. It39。A第十二;B十二;C二十;D三十,根據(jù)It39。fiftieths fifties。 people in the village. A.Twelfth, fifthTwelve, five28.There are about two ________ students in the newly built school. A.milliontwo millionsmillions ofmillions of【答案】 D 【解析】【分析】句意:籃球是如此令人興奮以至于數(shù)百萬人為了玩樂而打它。the first修飾基數(shù)詞,表示前幾個。the first two【答案】 D 【解析】【分析】句意:——我認(rèn)為《舌尖上的中國3》不如前兩個好。first twothe two firsttwo first.表示確切數(shù)字時用基數(shù)詞+thousand,表示非確切數(shù)字時用thousands of。C.Twelfth, five【答案】 B 【解析】【分析】句意:——現(xiàn)在我們應(yīng)該做什么,王老師?——去十二號樓接待第五位新老師。Twelve, fifth ,hundred 后跟of 時,應(yīng)用復(fù)數(shù),前面不能用基數(shù)詞, 故選A。eight hundredss +基數(shù)詞復(fù)數(shù),在某人幾十多歲時,in one39。fiftyD.twenty注意hundred,thousand,million的使用規(guī)則。C.23.The total number of the citizens in the city has increased to over four _________ this year. A.D. third故選B。as many cars as three rimesD. are【答案】 B 【解析】【分析】句意:地球的四分之三被水覆蓋,但是我們的淡水資源越來越少。 is根據(jù)句意可知,這里考查的是表示倍數(shù)的句型,twice在這里的意思是兩倍,twice as…as,表示是……的兩倍,并且修飾人口眾多時用形容詞large或big,因此是twice as large as,故選B。 that of theirs. A. 【點(diǎn)評】考查數(shù)詞,注意根據(jù) Li Hua is going to be an elder brother的語境選擇序數(shù)詞的用法。C.. A. 【點(diǎn)評】pound13.It39。the fiftieth【答案】 A 【解析】【分析】句意: 活到老,學(xué)到老。fiftyfiftiethfiftiesD.ninthSixteen year olds【答案】 C 【解析】【分析】句意:16歲的青少年不允許開車。 【點(diǎn)評】考查數(shù)詞用法,注意平時識記其區(qū)別。National Day this year. —Tha