【正文】
項(xiàng)A為一般現(xiàn)在時(shí);選項(xiàng)B為一般過去時(shí);選項(xiàng)C為現(xiàn)在進(jìn)行時(shí);選項(xiàng)D為現(xiàn)在完成時(shí)。 ——現(xiàn)在不行,我在幫我弟弟大衛(wèi)學(xué)數(shù)學(xué)。選項(xiàng)A為一般現(xiàn)在時(shí);選項(xiàng)B為一般過去時(shí);選項(xiàng)C為現(xiàn)在進(jìn)行時(shí);選項(xiàng)解析:C【詳解】句意:——瑪麗,我們?nèi)タ措娪鞍伞? ——現(xiàn)在不行,我在幫我弟弟大衛(wèi)學(xué)數(shù)學(xué)。14.C【詳解】句意:——瑪麗,我們?nèi)タ措娪鞍伞lies是fly的第三人稱單數(shù)形式;fly是動(dòng)詞原形;flew是fly的過去式。結(jié)構(gòu)為:主語+will/shall+動(dòng)詞原形、主語+am/is/are+動(dòng)名詞?!D懵猛居淇?。結(jié)構(gòu)為:主語+will/shall+動(dòng)詞原形、主語+am/is/are+動(dòng)名詞?!D懵猛居淇臁9蔬xC。考查現(xiàn)在進(jìn)行時(shí)。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)”,其解析:C【詳解】句意:——我在教室里找不到邁克了。他在哪里?——哦,他在圖書館學(xué)習(xí)。故選D??疾闀r(shí)態(tài)??疾闀r(shí)態(tài)。故選D??疾閯?dòng)詞時(shí)態(tài)??疾閯?dòng)詞時(shí)態(tài)。根據(jù)“Where’s your father, Lily?”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(jìn)行時(shí),故選D。根據(jù)“Where’s your father, Lily?”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(jìn)行時(shí),故選解析:D【詳解】句意:——莉莉,你父親在哪里?——他正在廚房做飯。9.D【詳解】句意:——莉莉,你父親在哪里?——他正在廚房做飯。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。我在做作業(yè)。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。我在做作業(yè)。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?!獩]問題。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)在解析:D【詳解】句意:——彼得,請(qǐng)安靜?!獩]問題。7.D【詳解】句意:——彼得,請(qǐng)安靜。考查時(shí)態(tài)?!獙?duì)不起??疾闀r(shí)態(tài)?!獙?duì)不起。now現(xiàn)在,是現(xiàn)在進(jìn)行時(shí)的標(biāo)志,需用be doing結(jié)構(gòu);主語students復(fù)數(shù)人稱,be動(dòng)詞用are,故選C。他們現(xiàn)在正在開會(huì)。now現(xiàn)在,是現(xiàn)在進(jìn)行時(shí)的標(biāo)志,需用be doing結(jié)構(gòu);主語students復(fù)數(shù)人稱,be動(dòng)詞用are,故選C。他們現(xiàn)在正在開會(huì)。根據(jù)“Tony, hurry up! We…for you now.”可知,此處強(qiáng)調(diào)動(dòng)作正在發(fā)生,用現(xiàn)在進(jìn)行時(shí),故選D?!@就來。考查現(xiàn)在進(jìn)行時(shí)。4.D【詳解】句意:——托尼,快點(diǎn)!我們現(xiàn)在在等你。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,說明這些天我在用它,符合語境;所以句子時(shí)態(tài)應(yīng)為現(xiàn)在進(jìn)行時(shí)。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。3.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)語境可知,英語演講比賽下周舉行,杰克現(xiàn)在應(yīng)該是正在準(zhǔn)備,因此用現(xiàn)在進(jìn)行時(shí);其結(jié)構(gòu)是:be(am/is /are)+動(dòng)詞的現(xiàn)在分詞。考查動(dòng)詞時(shí)態(tài)。根據(jù)語解析:B【詳解】句意:——我有幾天沒見到杰克了。考查動(dòng)詞時(shí)態(tài)。2.B【詳解】句意:——我有幾天沒見到杰克了。wear穿;根據(jù)“I’ll have it changed immediately”可知在說話的時(shí)候“毛衣穿反”這個(gè)動(dòng)作正在進(jìn)行,用現(xiàn)在進(jìn)行時(shí),結(jié)構(gòu)是:am/is/are + doing;主語是“You”,be動(dòng)詞用are?!?,天吶!我馬上把它換過來。wear穿;根據(jù)“I’ll have it changed immediately解析:B【詳解】句意:——Lena,我想今天早上你很匆忙。——哦,天吶!我馬上把它換過來。s not at home. She___________in the library.A.read B.reads C.is reading D.was reading20.Excuse me. I really need to go now. My children _____________for me at school.A.a(chǎn)re waiting B.waits C.wait D.waited21.Many children in South Sudan ________ the trouble of hunger at the moment.A.face B.faces C.is facing D.a(chǎn)re facing22.—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A.wrote B.writes C.is writing D.will write23.You had better not go this way. The workers _________ the road.A.have repaired B.a(chǎn)re repairing C.repaired D.will repair24.— 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 cleaned25.I can’t hear you. I ______ to an English speech.A.a(chǎn)m listening B.listen C.was listening26.— May I speak to Mr. Brown?— I am sorry. He ________ an important meeting in his office now.A.has B.had C.is having D.will have27.Be quiet. Your brother ________ classes online.A.has B.is having C.will have D.had28.—Where’s Nick?—He ________ classes at school.A.had B.will have C.is having D.was having29.I must leave now. My brother ________ for me outside