【正文】 【詳解】句意：奶奶正在做晚飯。根據(jù)上文“Hello. May I speak to Laura, please?”及下文“Sorry, she39。我可以和勞拉講話嗎？——對(duì)不起，她不在家。我可以和勞拉講話嗎？——對(duì)不起，她不在家。gets動(dòng)詞的第三人稱單數(shù)；got動(dòng)詞的過去式；is getting現(xiàn)在進(jìn)行時(shí)；was getting過去進(jìn)行時(shí)。get變得?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾楝F(xiàn)在進(jìn)行時(shí)。根據(jù)“Listen!”可知，本句時(shí)態(tài)是現(xiàn)在進(jìn)行時(shí)，主語“Someone”表單數(shù)，故選D。考查現(xiàn)在進(jìn)行時(shí)。根據(jù)語境可知，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 doi解析：B【詳解】句意：——那個(gè)糟糕的噪音是什么？——學(xué)生們正在準(zhǔn)備聚會(huì)。根據(jù)題干中“Where is he?”可知要回答現(xiàn)在在哪里，用現(xiàn)在進(jìn)行時(shí)表示“正在圖書館學(xué)習(xí)”，其結(jié)構(gòu)為be doing；主語“he”是第三人稱單數(shù)，be動(dòng)詞用is。考查現(xiàn)在進(jìn)行時(shí)?？疾闀r(shí)態(tài)。飛機(jī)正在起飛?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。故選A?？疾闀r(shí)態(tài)辨析。根據(jù)語境及“at the moment”可知，打來電話的時(shí)候，布朗先生正在開會(huì)，時(shí)態(tài)用現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)為am/is/are doing。10．C【詳解】句意：——我能和布朗先生通電話嗎？——很抱歉，他現(xiàn)在正在辦公室召開重要的會(huì)議。我被告知（面試）結(jié)果將在兩天后知道。9．D【詳解】句意：——John，你周一的面試怎么樣？——不知道，我在等結(jié)果。解析：C【詳解】句意：請(qǐng)保持安靜。8．C【詳解】句意：請(qǐng)保持安靜。他們正在開派對(duì)。7．B【詳解】句意：噪音來自那群男孩。根據(jù)“I can’t lend you my English book...”可知，我不能把我的英語書借給你，說明這解析：D【詳解】句意：我不能把我的英語書借給你，因?yàn)檫@些天我在用它。根據(jù)問句“What’s that noise, Mike?”可知，提到的聲響是現(xiàn)有的，結(jié)合答句中“now”可知，是說現(xiàn)在正在進(jìn)行的動(dòng)作，用現(xiàn)在進(jìn)行時(shí)。5．D【詳解】句意：——邁克，那是什么聲音？——我的弟弟現(xiàn)在正在玩他的玩具汽車。解析：C【詳解】句意：看，許多人在公園里跳舞。4．C【詳解】句意：看，許多人在公園里跳舞。她正在打掃教室。3．D【詳解】句意：貝蒂不能和我們一起玩紙牌游戲?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)語境可知，此時(shí)不能幫媽媽洗碗，是因?yàn)檎谧鲎鳂I(yè)，應(yīng)用現(xiàn)在進(jìn)行時(shí)，構(gòu)成形式為：be doing。根據(jù)語境可知，此時(shí)不能幫媽媽洗碗，是因?yàn)檎谧鲎鳂I(yè)，應(yīng)用現(xiàn)在進(jìn)行時(shí)，構(gòu)成形式為：be doing。t find Mike in the classroom. Where is he?—Oh, he ________ in the library.A．was studying B．studied C．is studying D．studies15．—What’s the terrible noise?—The students ________ for a party.A．have prepared B．a(chǎn)re preparing C．prepare D．will prepare16．Listen! Someone __________ in the next room.A．sings B．sang C．was singing D．is singing17．—Mom, it’s so late. Why don’t you go to bed?—Your brother hasn’t e back yet. I ________ for him.A．wait B．a(chǎn)m waiting C．has waited D．waited18．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting19．— Hello. May I speak to Laura, please?—Sorry, she39。t seen Jack for a couple of days. —He ________ for the English speaking petition which will take place next week.A．will prepare B．is preparing C．has prepared D．was preparing3．Betty can’t join us in the card game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning4．Look, many people ________ in the park.A．dance B．danced C．a(chǎn)re dancing D．will dance5．—What’s that noise, Mike?—My little sister ________ with her toy car now.A．plays B．played C．will play D．is playing6．I can’t lend you my English book, because I _______ it these days.A．use B．have used C．used D．a(chǎn)m using7．The noise es from the boys. They _______ a party.A．have B．a(chǎn)re having C．will have D．have had8．Be quiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having9．—John, how was your interview on Monday?—No idea. I for the result. I was told it would e in two days.A．wait B．waited C．will wait D．a(chǎn)m waiting10．—May I speak to Mr. Brown? —I am sorry. He _______ an important meeting in his office at the moment.