【正文】 解析：D【詳解】句意：——湯姆在哪里？ ——看！他正在那邊和老師說(shuō)話。根據(jù)“Wait a minute.”可知，彼得現(xiàn)在正在洗澡，強(qiáng)調(diào)動(dòng)作正在進(jìn)行，所以時(shí)解析：A【詳解】句意：——霍金夫人，彼得可以和我們一起玩游戲嗎？ ——等一會(huì)兒，他正在洗澡。我稍后給你。根據(jù)“Where is your father, David?”可知，此處是詢問(wèn)當(dāng)前的情況，強(qiáng)調(diào)動(dòng)作正在進(jìn)解析：C【詳解】句意：——大衛(wèi)，你爸爸在哪里？ ——他正在花園里洗車。考查動(dòng)詞時(shí)態(tài)辨析。考查時(shí)態(tài)。我正在澆花。我正用著呢。 ——我來(lái)了，媽媽。“我”正在廚房學(xué)習(xí)如何包餃子，沒(méi)時(shí)間接電話，所以請(qǐng)求喬幫忙接電話；某一時(shí)刻正在做某事，應(yīng)為進(jìn)行時(shí)態(tài)。故選C。29．C【詳解】句意：聽(tīng)!鳥(niǎo)兒在窗外的樹(shù)上快樂(lè)地歌唱?？疾楝F(xiàn)在進(jìn)行時(shí)?！獙?duì)不起，艾米。根據(jù)問(wèn)句“Where’s Kelly, Mum?”可知，是問(wèn)凱莉現(xiàn)在在哪里，所以答語(yǔ)應(yīng)用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)解析：D【詳解】句意：——?jiǎng)P莉在哪里，媽媽? ——她正在臥室里為社區(qū)做海報(bào)。故選C?！?qǐng)等一下，父親正在房間里打電話。根據(jù)“I have no idea”可知，此處表示我現(xiàn)在不知道，現(xiàn)在正在解析：D【詳解】句意：——海倫，你在星期一的英語(yǔ)比賽怎么樣？——我不知道，我正在等結(jié)果。根據(jù)“You’d better not go this way”可知，工人們正在修路，所以建議不要走這邊，此處使用現(xiàn)在進(jìn)行時(shí)，結(jié)解析：B【詳解】句意：你最好不要走這邊。考查動(dòng)詞時(shí)態(tài)?？疾楝F(xiàn)在進(jìn)行時(shí)。get變得。根據(jù) tomorrow及選項(xiàng)，可知謂解析：C【詳解】句意：——明天我將坐飛機(jī)去北京。reading 動(dòng)名詞；am reading動(dòng)詞的現(xiàn)在進(jìn)行時(shí)；was reading過(guò)去進(jìn)行時(shí)；have read動(dòng)詞的現(xiàn)在完成時(shí)?？疾闀r(shí)態(tài)。根據(jù)語(yǔ)境可知，此處指的應(yīng)該是正在準(zhǔn)備做某事，表示正在進(jìn)行的動(dòng)作要用現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)是“am/ is/ are doing”，主語(yǔ)students是復(fù)數(shù)，be動(dòng)詞用are，故選B。takes off動(dòng)詞三單；is taking off現(xiàn)在進(jìn)行時(shí)；has taken of解析：B【詳解】句意：女士們，先生們，請(qǐng)留在座位上，系好安全帶，請(qǐng)將座椅靠背調(diào)整好。你的毛衣穿反了?？疾閯?dòng)詞時(shí)態(tài)。故選C。根據(jù)“Peter, please be quiet.”可知，現(xiàn)在要保持安靜，此處表示你哥哥現(xiàn)在正在錄音，因此用現(xiàn)在進(jìn)行時(shí)am/is/are+doing結(jié)構(gòu)，故選D。10．D【詳解】句意：——彼得，請(qǐng)安靜?？疾闀r(shí)態(tài)。根據(jù)“What are you up to”可知，答語(yǔ)要用現(xiàn)在進(jìn)行時(shí)，表示現(xiàn)在正在進(jìn)行的動(dòng)作，結(jié)構(gòu)為am/is/are doing，故選C。根據(jù)問(wèn)句“where is your little sister”及后面的now可知，此處強(qiáng)調(diào)動(dòng)作正在進(jìn)行，應(yīng)該用現(xiàn)在進(jìn)行時(shí)，構(gòu)成為am/is/are doing，此處主語(yǔ)是第三人稱單數(shù)，所以用is playing。他們正在開(kāi)派對(duì)。根據(jù)“I can’t lend you my English book...”可知，我不能把我的英語(yǔ)書借給你，說(shuō)明這解析：D【詳解】句意：我不能把我的英語(yǔ)書借給你，因?yàn)檫@些天我在用它。plays動(dòng)詞第三人稱單數(shù)形式；played表一般過(guò)去時(shí)；will play表一般將來(lái)時(shí)；is playing表現(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)。故選C。t e yet. I ___________for her.A．have waited B．a(chǎn)m waiting C．was waiting D．waited17．—Hurry up!—One moment. I ________ my s.A．reading B．a(chǎn)m reading C．was reading D．have read18．—I _____to Beijing tomorrow. —Have a good trip!A．flies B．fly C．a(chǎn)m flying D．flew19．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting20．—May I speak to Mr. Brown? —I am sorry. He _______ an important meeting in his office at the moment.A．has B．had C．is having D．will have21．—Jane,where are you?—Dad,I________ the car in the driveway. It is really dirty.A．wash B．will wash C．a(chǎn)m washing D．was washing22．You had better not go this way. The workers _________ the road.A．have repaired B．a(chǎn)re repairing C．repaired D．will repair23．— Helen, how was your English petition on Monday?— I have no idea, I _________ for the result. I was told it would e out in two days.A．was waiting B．waited C．will wait D．a(chǎn)m waiting24．—Lily, where is our father now? Go and get him for lunch. —Just a moment, please. Father ________ a phone call in his room.A．is making B．was making C．makes D．has made25．—Look out! Something ________ down from the tree.—Dear me! It’s too dangerous.A．falls B．fell C．is falling D．was falling26．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making27．—Tina, let’s go out for shopping.—Sorry, Amy. I __________ my homework.A．do B．a(chǎn)m doing C．did28．— Tina, the TV show has already been on. Come and watch toget