【正文】 根據(jù)“We…ground as a leader解析：A【詳解】句意：——你覺得你的公司怎么樣？——有點(diǎn)擔(dān)心?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾楝F(xiàn)在進(jìn)行時(shí)。37．D【詳解】句意：目前，南蘇丹的許多兒童正面臨著饑餓的問題。36．C【詳解】句意：——艾米，你能去開門嗎？我正在打掃房間。故選D。故選C。表示現(xiàn)在正在做某事，用現(xiàn)在進(jìn)行時(shí)is having 故選C?？疾闀r(shí)態(tài)?？疾榫渥訒r(shí)態(tài)。句中“Listen”是現(xiàn)在進(jìn)行時(shí)態(tài)的標(biāo)志詞，其結(jié)構(gòu)為am/is/are+動(dòng)詞現(xiàn)在分詞，主語“The birds”是復(fù)數(shù)，be動(dòng)詞解析：C【詳解】句意：聽!鳥兒在窗外的樹上快樂地歌唱。故選B?？疾閯?dòng)詞時(shí)態(tài)。我正在掃地。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)構(gòu)為be doing。根據(jù)“We are sure to win.”可知正在做最后的準(zhǔn)備，用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為am/is/are doing?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)問句“—Tom, where39。根據(jù) tomorrow及選項(xiàng)，可知謂語構(gòu)成用am+ flying，表示將來。18．C【詳解】句意：——明天我將坐飛機(jī)去北京?？疾閯?dòng)詞時(shí)態(tài)?！娴?？ 我聽說他明年要去美國。上句提到還沒有上車，所以此句是說正在等待琳達(dá)，應(yīng)用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成為“am/is/are doing”，主語“I”為第一人稱，應(yīng)用am構(gòu)成現(xiàn)在進(jìn)行時(shí)，故選B。15．B【詳解】句意：——該上學(xué)了?！?，天吶！我馬上把它換過來。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。look“看”用于提醒，后面的句子需用現(xiàn)在進(jìn)行時(shí)“be doing”結(jié)構(gòu)。11．C【詳解】句意：動(dòng)物園管理員很擔(dān)心，因?yàn)橛慰蛿?shù)量越來越少。——對(duì)不起。她正在打掃教室。8．C【詳解】句意：——嗨，大明?？疾閯?dòng)詞時(shí)態(tài)辨析?？疾楝F(xiàn)在進(jìn)行時(shí)?？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)，故選解析：D【詳解】句意：——莉莉，你父親在哪里？——他正在廚房做飯。考查動(dòng)詞時(shí)態(tài)。故選B。s not at home. She___________in the library.A．read B．reads C．is reading D．was reading3．—Where is your father, Lily?—He ________ in the kitchen.A．cooked B．cooks C．will cook D．is cooking4．The noise es from the boys. They _______ a party.A．have B．a(chǎn)re having C．will have D．have had5．—Tony, hurry up! We ________ for you now.—Just one minute.A．wait B．waited C．have waited D．a(chǎn)re waiting6．Be quiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having7．— What’s that noise, Sam?— My little brother ________ his toy car.A．played B．is playing C．plays D．was playing8．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．a(chǎn)m doing D．was doing9．Betty can’t join us in the game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning10．—Tom, please give me a hand in moving the piano. —Sorry. I ________ my car.A．repair B．repaired C．a(chǎn)m repairing D．have repaired11．The zoo keeper is worried because the number of visitors ________ smaller and smaller.A．bee B．a(chǎn)re being C．is being D．have bee12．— Where are the officers? — Look! They ________ the elephant in the palace now.A．touched B．will touch C．touch D．a(chǎn)re touching13．—Candy, could you please help me do the dishes?—Sorry, Mom. I ________ my homework.A．do B．did C．a(chǎn)m doing D．have done14．— Lena, I guess you were in a hurry this morning. You ________ your sweater inside out.— Oh my god, I’ll have it changed immediately.A．wore B．a(chǎn)re wearing C．were wearing D．have worn15．—It39。根據(jù)句中“Now”及句意可知，句中動(dòng)作表示正在進(jìn)行，表達(dá)“正在播放”應(yīng)該用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成是am/is解析：B【詳解】句意：現(xiàn)在，位于森林路的ABC電影院正在放映老電影《羅馬假日》。read讀書，原形；reads讀書，第三人稱單數(shù)； is reading 正在讀書，現(xiàn)在進(jìn)行解析：C【詳解】句意：——你好。故選C?？疾閯?dòng)詞時(shí)態(tài)?？疾楝F(xiàn)在進(jìn)行時(shí)。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。 考查現(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)上句“Betty can’t join us in the game”，此處指的是現(xiàn)在發(fā)生的事，故應(yīng)用現(xiàn)在時(shí)，且根據(jù)語境可知，貝蒂不能來的原因是她正在打掃教室，故句子應(yīng)用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成是am/is/are doing。我在修我的車。故選C。