第二組答案：

　　artificial,fake,false都含有一定"假的"之意.

　　artificial 人造的,假的,矯揉造作的,不自然的 eg.an artificial lake人工湖; artificial smile做作的微笑/假笑; an artificial earth satellite人造地球衛(wèi)星

　　fake adj.假的,偽造的,冒充的 n.假貨,贗品(the antique is a fake那古董是件贗品)

　　false 假的,不真實(shí)的,帶有欺騙性的假象 eg.false goods假冒商品

　　答案:ABBDCC

　　1.There were some artificial flowers on the table.桌上放著一些假花.

　　2.Some criminals were ptinting fake dollar bills until they were arrested.有些罪犯在被逮捕前一直印假美鈔.

　　3.Someone shouted "Fire!" but it was a false alarm and there was no danger.有人喊"失火了",可那只是一場(chǎng)虛驚并無(wú)危險(xiǎn).(false alarm 虛假的警報(bào))

　　4.She was too nervous to make an artificial manner.她太緊張了,做出了不自然的舉止.

　　5.Three plus three is seven.True or false?三加三等于七.對(duì)還是錯(cuò)?

　　6.His friends played him false.他的朋友欺騙了他.(play sb. false 對(duì)某人不忠實(shí),欺騙某人)

　　第三組答案

　　some time,some times,sometime,sometimes,some day,the other day

　　some time n. "相當(dāng)長(zhǎng)的一段時(shí)間" adv. "某個(gè)時(shí)候,某一天"=sometime

　　some times adv. "數(shù)次"

　　sometime adv. "某個(gè)時(shí)候,某一天"(可指過(guò)去,也可指將來(lái)),可用some time代替

　　sometimes adv."有時(shí),間或"=now and then /from time to time

　　some day "有朝一日,有一天"(只指將來(lái)的一天),常與表示將來(lái)的時(shí)態(tài)連用,也可寫(xiě)成someday

　　the other day "那一天,前幾天"(只指過(guò)去的某一天),僅用于過(guò)去時(shí)態(tài)中

　　答案:DDBCAC

　　1.Some day I'm going to make a journey round the world.有朝一日我要環(huán)游世界.

　　A.The other day(只用于過(guò)去時(shí)) B.Some times C.Sometimes D.Some day(用于將來(lái)時(shí))

　　2.We sometimes have letters from her.我們有時(shí)收到她的來(lái)信.

　　3.I saw her sometime in July.我在七月的某一天見(jiàn)到過(guò)她.

　　A.some day(用于將來(lái)時(shí)) B.sometime(也可用some time) C.some times D.sometimes

　　4.The other day,as I was walking up to town,I saw a strange man.在我走去鎮(zhèn)上的那一天,我看見(jiàn)一個(gè)奇怪的人.

　　A.Some day(用于將來(lái)時(shí)) B.Sometime(概念較模糊,不清楚哪天) C.The other day(用于過(guò)去時(shí),特指那一天) D.Some time

　　5.Marx stayed in Belgium for some time.馬克思在比利時(shí)待了一段時(shí)間.

　　6.I met your elder sister in the museum some times.我好幾次在博物館碰見(jiàn)你姐姐.