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——你媽媽在哪里,基蒂?——她正在廚房里做晚飯??疾楝F(xiàn)在進行時。29.D【詳解】句意:貝蒂不能參加我們的比賽。30.B【詳解】句意:安靜點。31.B【詳解】句意:——瑪麗,我可以用你的ipad一個小時嗎?——對不起。32.D【詳解】句意:——湯姆在哪里? ——看!他正在那邊和老師說話。33.B【詳解】句意:——我找不到大衛(wèi),他在哪兒?——他在家準(zhǔn)備明天的比賽??疾楝F(xiàn)在進行時態(tài)。根據(jù)后句“I was told it would e in t解析:D【詳解】句意:——John,你周一的面試怎么樣?——不知道,我在等結(jié)果。presents動詞第三人稱單數(shù)形式;presented表一般過去時;has pre解析:D【詳解】句意:——噓,別出聲!史密斯太太正在演播室里播報最新消息。run out用完,用盡,是一個動詞短語,不能用于被動語態(tài)。她正在打掃教室??疾楝F(xiàn)在進行時的用法。根據(jù)“I…a book report now. Can I talk to you later?”可知,此處強解析:C【詳解】句意:——我正在寫讀書報告??疾闀r態(tài)??疾楝F(xiàn)在進行時的用法。根據(jù)句意可知,貝蒂不能加入我們是因為她正在打掃教室,強調(diào)此時此刻正在做什么,用現(xiàn)在進行時(am/is/are doi解析:D【詳解】句意:貝蒂不能和我們一起玩紙牌游戲。我必須在沒油之前趕到加油站??疾楝F(xiàn)在進行時。考查動詞時態(tài)。考查現(xiàn)在進行時態(tài)。prepares一般現(xiàn)在時(主語是三單形式) ;is preparing現(xiàn)在進行時;has prepare解析:B【詳解】句意:——我找不到大衛(wèi),他在哪兒?——他在家準(zhǔn)備明天的比賽。根據(jù)句中“Look!”提示,此處表示正在發(fā)生的動作,故句子應(yīng)用現(xiàn)在進行時。考查時態(tài)??疾闀r態(tài)??疾楝F(xiàn)在進行時。故選A。根據(jù)“Where is your mother, Kitty?”可知,此處是詢問當(dāng)前的情況,表示正在做某事,用現(xiàn)在進行時,故選C。你知道他在哪兒嗎?——噢,他正在家里為明天的考試做準(zhǔn)備??疾闀r態(tài)??疾閯釉~時態(tài)。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,故選B。故選A。你能幫我個忙嗎?——稍等。20.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議。你在等別人嗎?——是的。故選B。故選C。 ——現(xiàn)在不行,我在幫我弟弟大衛(wèi)學(xué)數(shù)學(xué)。——等一會,我正在讀我的郵件。為什么不上車呢?——琳達還沒來。考查現(xiàn)在進行時。考查動詞時態(tài)。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)在進行時am/is/are+doing結(jié)構(gòu),故選D。12.D【詳解】句意:——彼得,請安靜。根據(jù)句中“Now”及句意可知,句中動作表示正在進行,表達“正在播放”應(yīng)該用現(xiàn)在進行時,其構(gòu)成是am/is/are doing??疾閯釉~時態(tài)。我在修我的車。你在忙什么?——我正在做一個關(guān)于家族史的項目。根據(jù)“Tony, hurry up! We…for you now.”可知,此處強調(diào)動作正在發(fā)生,用現(xiàn)在進行時,故選D。根據(jù)問句“where is your little sister”及后面的now可知,此處強調(diào)動作正在進行,應(yīng)該用現(xiàn)在進行時,構(gòu)成為am/is/are doing,此處主語是第三人稱單數(shù),所以用is playing??疾闀r態(tài)??疾閯釉~時態(tài)。 expect20.—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.— Dad, I can’t work out this math problem. Can you give me a hand?— Wait a moment. I ________ on the phone.A.a(chǎn)m talking B.will talk C.was talking D.have talked22.You’d better not go this way. The workers _________ the road. A.have repaired B.a(chǎn)re repairing C.repaired D.will repair23.— Mom, I’m busy making the bed. Can you give me a hand? — Wait a moment. I ________ the floor.A.a(chǎn)m cleaning B.will clean C.was cleaning D.have cleaned24.— 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 waiting25.— Hi, Tom. I can’t find David anywhere. Do you know where he is?—Oh, he ________ for tomorrow’s exam at home.A.prepares B.is preparing C.has prepared D.prepared26.—Where is your mother, Kitty?—She ________ dinner in the kitchen.A.cooks B.cooked C.is cooking D.will cook27.—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 made28.—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A.makes B.will make C.made D.is making29.Betty can’t join us in the game. She ________ the classroom.A.has cleaned B.was cleaning C.has cleaned D.is cleaning30.Be quiet. Your brother