【正文】
做情態(tài)動詞時,無人稱與數(shù)的變化,且空后用動詞原形;做實(shí)意動詞時,有人稱和數(shù)的變化,用dare to do sth。 dare climbingC.dare saying。根據(jù)謂語are可知此處用一般現(xiàn)在時,故排除CD兩項(xiàng)。class同學(xué)們,表示復(fù)數(shù)含義,謂語用復(fù)數(shù)。 isC.have 。所以選A。 has D.first three。20.—Mum,____ofthe apples____gone bad.—We39。 are【答案】A【解析】試題分析:句意:教室里的學(xué)生人數(shù)是二十,其他的人在圖書館。作主語時,謂語動詞用復(fù)數(shù)。第二個空為be動詞,其主語為the number(單數(shù)含義),所以be動詞使用is。are【答案】B【解析】句意:現(xiàn)在擁有自己臥室的學(xué)生越來越多。18.Now the number of students who bedrooms of their own getting larger and larger.A.has??疾橹髦^一致和現(xiàn)在完成時??键c(diǎn):對人口有多少提問用what。 is D.a(chǎn)re。13. Either Eve or Herb ___________ been invited by Lucy’s parents already.A.have B.has C.was D.Were【答案】B【解析】【詳解】句意:伊芙或赫伯已經(jīng)被路西的父母邀請了。 areC.Twothird。musician是單數(shù),謂語用單數(shù):plays。依據(jù)第一句中的謂語動詞“is(一般現(xiàn)在時)”可推斷出第二句的時態(tài)也應(yīng)是一般現(xiàn)在時,故保留A和C項(xiàng);由短語“a number of...”的謂語動詞是復(fù)數(shù),故選C。9.Both Mike and I ____ ready for the new high school life.A.be B.a(chǎn)m C.is D.a(chǎn)re【答案】D【解析】【詳解】句意:Mike和我都為新的高中生活做好了準(zhǔn)備。句意:微笑無需付出,卻給予很多。句型There is something wrong with sb/。這一動作正在發(fā)生,因此句子Peter with his classmates ____ for the bus應(yīng)該用過去進(jìn)行時,排除A/C;又因?yàn)镻eter with his classmates中的with表示伴隨,因此本題的主語是Peter,為單數(shù),所以be動詞用was。【點(diǎn)睛】not only … but also 連接兩個主語時,要和與其最近的主語保持人稱和數(shù)的一致.Not only the students but also the teacher was against the plan./ Not only the teacher but also the students were against the plan.6.Peter with his classmates ____ for the bus when the earthquake happened.A.is waiting B.was waiting C.a(chǎn)re waiting D.were waiting【答案】B【解析】【詳解】句意:地震發(fā)生時,彼得和同學(xué)正在等公共汽車。根據(jù)three to five times a week“一周三到五次”可知,用一般現(xiàn)在時,排除C;“分?jǐn)?shù)或者百分?jǐn)?shù)+of+名詞”作主語,謂語與of后的名詞保持一致,即與students保持一致,students為復(fù)數(shù),故選B。3. ___________ a big clock on the wall?Yes,but it was broken in the earthquake.A.Have you got B.Did you have C.Was there【答案】C【解析】【詳解】句意:——有一個時鐘在墻上?——是的,但是它在地震中被打破了。考點(diǎn):考查主謂一致。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。not only…but also連接兩個主語的時候,謂語動詞的數(shù)由離其最近的主語來決定,即就近原則,所以此處要根據(jù)he來確定謂語動詞的形式;因?yàn)楹竺媸莍nterested in,所以用be interested in“對…感興趣”,所以謂語動詞用is;故答案選D。4.Eighty percent of the students in this school ________ three to five times a week.A.exercises B.exercise C.exercising【答案】B【解析】【詳解】句意“在我們學(xué)校80%的學(xué)生一周鍛煉三到五次”。not only...but also…表示不僅……而且……;其遵循就近一致的原則,所以謂語動詞需跟 I 保持一致,這里用 am,根據(jù)題意,故選A。彼得和同學(xué)正在等公共汽車。我可以用你的嗎?考查there be句型的用法。8.A smile ____________ nothing, but gives much.A.costs B.spendsC.cost D.spend【答案】A【解析】考查動詞辨析。主語A smile是單數(shù)名詞,因此謂語動詞要使用第三人稱單數(shù)形式;故本題選A項(xiàng)costs。10.The number of books in the bookshop is about 10,000 and a number of