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...既不……也不……;either ... or ... 或者……或者……;both... and... 兩者都。 副詞 ad. 5.________ my sister ________ I do well in our lessons. My mother is very proud of us.A.Not;but B.Neither;nor C.Either;or D.Both;and【答案】D【解析】句意:妹妹和我功課都很好。根據(jù)后面They’ll stay there for two ,可知瑪麗和她的父母待在香港兩周了,一起去了香港,并且還沒有回來,所以用have/has gone to;have/has been to 則表示去過某地(已經(jīng)回來);主語后面由with結(jié)構(gòu)時,謂語動詞由前面的主語決定單復(fù)數(shù),根據(jù)主語Mary判斷用助動詞has.故選D。3.Mary with her parents to Hong Kong. They’ll stay there for two weeks.A.have been B.have gone C.has been D.has gone【答案】D【解析】【詳解】句意:瑪麗和她的父母一起去了香港,他們打算在那里待一個星期。主語是the population,根據(jù)語境可知是現(xiàn)在完成時,其結(jié)構(gòu)has done的形式。鼓勵更多的父母生更多的孩子。2.It is reported that the population of China smaller in the past few months. The aging(老齡化) is a big problem. More parents are encouraged to give birth to more babies.A.became B.will bee C.have bee D.has bee【答案】D【解析】【詳解】句意:據(jù)報道,中國人口在過去的幾個月里已經(jīng)變少了。三分之二,two thirds。 is【答案】D【解析】試題分析:句意:據(jù)說世界上的三分之二的水被污染了。 haveC.two third。英語主謂一致專項(xiàng)及解析一、主謂一致1.It’s said that ______ of the water around the world ______ polluted.A.two third。 has B.two thirds。 are D.two thirds。在英語中分子用基數(shù)詞表達(dá),分母用序數(shù)詞表達(dá)如果分子大于1,分母變復(fù)數(shù)。分?jǐn)?shù),作主語時,根據(jù)其后接的詞而定,如果為不可數(shù)名詞,則相當(dāng)于單數(shù),如果其后接的為可數(shù)名詞復(fù)數(shù)形式,則相當(dāng)于復(fù)數(shù),根據(jù)句意及結(jié)構(gòu),故選D考點(diǎn):考查分?jǐn)?shù)的用法。老齡化是一個大問題。A. became變成,一般過去時態(tài);B. will bee 將變成,一般將來時;C. have bee已經(jīng)變成,現(xiàn)在完成時;D. has bee已經(jīng)變成,現(xiàn)在完成時,第三人稱單數(shù)。根據(jù)句意,故選D??疾橹髦^一致和現(xiàn)在完成時?!军c(diǎn)睛】現(xiàn)在完成時的標(biāo)志詞already(肯定), yet(否定,疑問), just, before, recently, still, lately, never, ever, never, twice, on several occasion, in the past few days/weeks/months/years,(up to)these few days/weeks/months/years, this morning/week/month/year, just, up to present, so far, up to now, till now, since+時間4.(通常與or連用)或者Either you or your father must see this young man today. 你或是你的父親今天必須見這位年輕人。媽媽以我們?yōu)轵湴痢8鶕?jù)句意My mother is very proud of us可知,妹妹和我功課都很好,故選D。此處用連詞if引導(dǎo)的條件狀語從句用一般現(xiàn)在時表示一般將來時,因?yàn)橹髡Z是you,故謂語用動詞eat, 故選B。