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ng D.were singing4.I must leave now. My brother ________ for me outside.A.waits B.waited C.is waiting D.was waiting5.Listen! The boy ________ the piano again.A.plays B.played C.will play D.is playing6.The noise es from the boys. They _______ a party.A.have B.a(chǎn)re having C.will have D.have had7.— What’s that noise, Sam?— My little brother ________ his toy car.A.played B.is playing C.plays D.was playing8.—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 have9.—What’s that noise, Mike?—My little sister ________ with her toy car now.A.plays B.played C.will play D.is playing10.—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 done11.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.—May I use your puter? —Sorry, I ________ on it.A.work B.worked C.have worked D.a(chǎn)m working13.—What’s the terrible noise?—The students ________ for a party.A.have prepared B.a(chǎn)re preparing C.prepare D.will prepare14.Listen! Someone __________ in the next room.A.sings B.sang C.was singing D.is singing15.—Yesterday I received a letter from .—You did? I hear he________for America next year.A.has left B.leaves C.left D.is leaving16.—I _____to Beijing tomorrow. —Have a good trip!A.flies B.fly C.a(chǎn)m flying D.flew17.—Mary, let39。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 helped18.—Tom, where39。我真得要走了??疾閯?dòng)詞時(shí)態(tài)。我真得要走了??疾閯?dòng)詞時(shí)態(tài)。故選A。考查動(dòng)詞時(shí)態(tài)。考查動(dòng)詞時(shí)態(tài)。根據(jù)句意問(wèn)句詢問(wèn)媽媽現(xiàn)在在哪里,可知是現(xiàn)在進(jìn)行時(shí),表示媽媽正在做飯。3.C【詳解】句意:聽(tīng)!鳥兒在窗外的樹上快樂(lè)地歌唱。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(yǔ)“The birds”是復(fù)數(shù),be動(dòng)詞解析:C【詳解】句意:聽(tīng)!鳥兒在窗外的樹上快樂(lè)地歌唱。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(yǔ)“The birds”是復(fù)數(shù),be動(dòng)詞用are,故選C。考查現(xiàn)在進(jìn)行時(shí)的用法??疾楝F(xiàn)在進(jìn)行時(shí)的用法。故選C??疾楝F(xiàn)在進(jìn)行時(shí)。根據(jù)句中“解析:D【詳解】句意:聽(tīng)!這個(gè)男孩又在彈鋼琴了。plays動(dòng)詞第三人稱單數(shù)形式;played表一般過(guò)去時(shí);will play表一般將來(lái)時(shí);is playing表現(xiàn)在進(jìn)行時(shí)。故選D。他們正在開派對(duì)。根據(jù)前句“The noise es from the boys.”語(yǔ)境可推知,后句中動(dòng)作正在進(jìn)行,應(yīng)用現(xiàn)在進(jìn)行時(shí),構(gòu)成形式解析:B【詳解】句意:噪音來(lái)自那群男孩??疾閯?dòng)詞時(shí)態(tài)。故填B。 考查現(xiàn)在進(jìn)行時(shí)。 考查現(xiàn)在進(jìn)行時(shí)。故選B??疾楝F(xiàn)在進(jìn)行時(shí)??疾楝F(xiàn)在進(jìn)行時(shí)。又因?yàn)橹髡Z(yǔ)為He,單數(shù),be動(dòng)詞用is。9.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。根據(jù)問(wèn)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”解析: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。根據(jù)問(wèn)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(shuō)現(xiàn)在正在進(jìn)行的動(dòng)作,用現(xiàn)在進(jìn)行時(shí)。10.C【詳解】句意:——Candy,你能幫我洗碗嗎?——對(duì)不起,媽媽??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(duì)不起,媽媽??疾閯?dòng)詞時(shí)態(tài)。故選C??疾閯?dòng)詞時(shí)態(tài)和the number of的用法??疾閯?dòng)詞時(shí)態(tài)和the number of的用法。故選C??疾閯?dòng)詞時(shí)態(tài)。考查動(dòng)詞時(shí)態(tài)。故選D??疾闀r(shí)態(tài)。考查時(shí)態(tài)。14.D【詳解】句意:聽(tīng)!有人正在旁邊的房間里唱歌。根據(jù)“Listen!”可知,本句時(shí)態(tài)是現(xiàn)在進(jìn)行時(shí),主語(yǔ)“Someone”表單數(shù),故選D。考查現(xiàn)在進(jìn)行時(shí)。15.D【詳解】句意:——昨天我收到了安先生的來(lái)信??疾闀r(shí)態(tài)。謂語(yǔ)動(dòng)詞leave是位移動(dòng)詞,用進(jìn)行時(shí)表示將來(lái)。解析:D【詳解】句意:——昨天我收到了安先生的來(lái)信。考查時(shí)態(tài)。謂語(yǔ)動(dòng)詞leave是位移動(dòng)詞,用進(jìn)行時(shí)表示將來(lái)。16.C【詳解】句意:——明天我將坐飛機(jī)去北京??疾橐话銓?lái)時(shí)。根據(jù) tomorrow及選項(xiàng),可知謂解析