【正文】
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。我正在等她。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”,主解析:B【詳解】句意:——該上學(xué)了。我正在等她。16.B【詳解】句意:——該上學(xué)了??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。15.D【詳解】句意:聽!有人正在旁邊的房間里唱歌??疾闀r(shí)態(tài)??疾闀r(shí)態(tài)。故選A??疾闀r(shí)態(tài)。考查時(shí)態(tài)。故選C??疾閯?dòng)詞時(shí)態(tài)。故解析:C【詳解】句意:——Candy,你能幫我洗碗嗎?——對不起,媽媽??疾閯?dòng)詞時(shí)態(tài)。12.C【詳解】句意:——Candy,你能幫我洗碗嗎?——對不起,媽媽。根據(jù)“Look”可知現(xiàn)在正在跳舞,用現(xiàn)在進(jìn)行時(shí),其結(jié)構(gòu)為be doing。解析:C【詳解】句意:看,許多人在公園里跳舞。根據(jù)“Look”可知現(xiàn)在正在跳舞,用現(xiàn)在進(jìn)行時(shí),其結(jié)構(gòu)為be doing。11.C【詳解】句意:看,許多人在公園里跳舞。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/are doing。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》。10.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》。考查動(dòng)詞時(shí)態(tài)??疾閯?dòng)詞時(shí)態(tài)。故選A。考查動(dòng)詞時(shí)態(tài)。根據(jù)“Let’s go and help her”可知,此處指讓我們?nèi)椭谧鐾盹埖哪棠?,故為現(xiàn)在進(jìn)行時(shí),其結(jié)構(gòu)為am/is/a解析:A【詳解】句意:奶奶正在做晚飯。我們?nèi)椭?。根?jù)“What are you up to”可知,答語要用現(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。你在忙什么?——我正在做一個(gè)關(guān)于家族史的項(xiàng)目??疾閯?dòng)詞時(shí)態(tài)。7.C【詳解】句意:——嗨,大明。根據(jù)“What’s that noise, Sam?”判斷,此處應(yīng)該用現(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。根據(jù)“What’s that noise, Sam?”判斷,此處應(yīng)該用現(xiàn)在進(jìn)行時(shí),其結(jié)構(gòu)是:be(am/解析:B【詳解】句意:——什么聲音,山姆? ——我弟弟正在玩他的玩具車。6.B【詳解】句意:——什么聲音,山姆? ——我弟弟正在玩他的玩具車??疾楝F(xiàn)在進(jìn)行時(shí)。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),故選解析:D【詳解】句意:——托尼,快點(diǎn)!我們現(xiàn)在在等你?!@就來。故選D。plays動(dòng)詞第三人稱單數(shù)形式;played表一般過去時(shí);will play表一般將來時(shí);is playing表現(xiàn)在進(jìn)行時(shí)。根據(jù)句中“解析:D【詳解】句意:聽!這個(gè)男孩又在彈鋼琴了??疾楝F(xiàn)在進(jìn)行時(shí)。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)詞用are,故選C。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。3.C【詳解】句意:聽!鳥兒在窗外的樹上快樂地歌唱。主語是she,be動(dòng)詞用is。根據(jù)上文“Hello. May I speak to Laura, please?”及下文“Sorry, she39??疾閯?dòng)詞時(shí)態(tài)。我可以和勞拉講話嗎?——對不起,她不在家??疾閯?dòng)詞時(shí)態(tài)。我可以和勞拉講話嗎?——對不起,她不在家。touch摸,主語they是復(fù)數(shù)人稱,系詞需用are,故選D??疾閯?dòng)詞時(shí)態(tài)辨析。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)。s go to the cinema. There’s a new movie called Avengers IV. —Not now, I _____________ my brother David with his math.A.help B.helped C.a(chǎn)m helping D.have helped19.—Hey! You nearly hit the tree! What’s up?— Sorry, I ________ the trip to my hometown.A.think about B.a(chǎn)m thinking about C.was thinking about D.thought about20.—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.— Tom, what’s your sister doing?— She ________ her homework in the study.A.does B.will do C.did D.is doing22.The students in our group ________ the final preparation for the match. We are sure to win.A.made B.a(chǎn)re making C.make D.will make23.You had better not go this way. The workers _________ the road.A.have repaired B.a(chǎn)re repairing C.repaired D.will repair24.You’d better not go this way. The workers _________ the road. A.have repaired B.a(chǎn)re repairing C.repaired D.will repair25.My father ________ Beijing next week.A.leaves for B.is leaving for C.left D.leaves26.—How do you find your pany?—A little worried. We