【正文】
heir chairs under them. However, some Americans __17__ do this, so the visitors must notice what others do and do the __18__. __19__ the meal is under way and if the dinner is in a private home, a guest __20__ avoid embarrassment by leaving talk to someone else.1.A. polite B. elegantC. honored D. serious2.A. tells B. expectsC. asks D. hopes3.A. at most B. less thanC. at least D. more than4.A. in case B. as long asC. so that D. on condition that5.A. tender B. nutritiousC. good D. enough6.A. angry B. nervousC. shameful D. disappointed7.A. If B. UnlessC. Whether D. Although8.A. at B. inC. on D. about9.A. Looking at B. Combined withC. Depending on D. Related to10.A. matter B. heartC. sense D. sign11.A. host B. menC. hostess D. women12.A. smile B. standC. applaud D. nod13.A. As a result B. MoreoverC. In addition D. However14.A. whose B. whatC. who D. which15.A. aware B. similarC. active D. sensitive16.A. custom B. regulationC. habit D. principle17.A. even B. no longerC. still D. no more18.A. following B. sameC. deed D. example19.A. Unless B. UntilC. While D. After20.A. shouldn’t B. mustC. needn’t D. may[答案]本文是篇說(shuō)明文。主人希望客人能準(zhǔn)時(shí)到或至多延后幾分鐘。根據(jù)語(yǔ)境可知這里是表示假設(shè)情況。根據(jù)常識(shí)及后面的內(nèi)容可知此處應(yīng)用men。be sensitive to表示“對(duì)……敏感”。19.C??疾閯?dòng)詞的時(shí)態(tài)。考查名詞的單復(fù)數(shù)。9.our→their??疾楣潭ù钆?。at present“現(xiàn)在,目前”,中間不用冠詞。time“時(shí)間”,是一個(gè)抽象名詞,謂語(yǔ)動(dòng)詞應(yīng)用第三人稱單數(shù)形式。18.B。根據(jù)語(yǔ)法知識(shí),這是個(gè)定語(yǔ)從句,先行詞“most young people and some groups of elder people”在從句中作主語(yǔ),所以關(guān)系代詞用who或that。根據(jù)常識(shí),客人給主人一束鮮花表示客人對(duì)主人的感激,所以用sign,意為“標(biāo)志”。根據(jù)上文內(nèi)容以及邏輯可知,女主人會(huì)對(duì)此感到“失望”。本題最容易錯(cuò)選D,但hope其后不能接不定式作賓語(yǔ)補(bǔ)足語(yǔ)。would rather后的從句中的謂語(yǔ)應(yīng)用虛擬語(yǔ)氣,即一般過(guò)去時(shí)態(tài)。根據(jù)句意,所表達(dá)的應(yīng)是缺乏的意思。形容詞作狀語(yǔ)表