【正文】 正在開會，時態(tài)用現(xiàn)解析：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。考查時態(tài)?？疾闀r態(tài)。故選B。 考查現(xiàn)在進行時。will wash動詞的一般將來時形式；is washing動詞的現(xiàn)在進行時形式；washes動詞的三單形式；washed動詞的過去式?？疾楝F(xiàn)在進行時。根據(jù)前句“The noise es from the boys.”語境可推知，后句中動作正在進行，應用現(xiàn)在進行時，構成形式為be doing；主語“They”是復數(shù)形式，be用are；have的現(xiàn)在分詞是having?？疾閯釉~時態(tài)。主語he后接be動詞is。故選B。3．B【詳解】句意：——你好，我可以和吉姆講話嗎？——對不起，他正在開一個重要的會?？疾閯釉~時態(tài)。故選C。故解析：C【詳解】句意：——Candy，你能幫我洗碗嗎？——對不起，媽媽。 expect18．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening19．—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．Now ABC Cinema on Forest Road ________ the old film called Roman Holiday.A．is show B．is showing C．is showed D．is on21．— Tom, what’s your sister doing?— She ________ her homework in the study.A．does B．will do C．did D．is doing22．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write23．Joe, answer the phone for me. I ________ how to make dumplings in the kitchen.A．learned B．a(chǎn)m learning C．have learned D．learn24．— 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．My father ________ Beijing next week.A．leaves for B．is leaving for C．left D．leaves26．—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 made27．— 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 have28．Be quiet. Your brother ________ classes online.A．has B．is having C．will have D．had29．Listen! The boy ________ the piano again.A．plays B．played C．will play D．is playing30．— 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 talked31．—Mary, may I use your ipad for an hour?—Sorry. I ________ on it.A．work B．a(chǎn)m working C．have worked D．worked32．—Where’s Nick?—He ________ classes at school.A．had B．will have C．is having D．was having33．—I can’t find David. Where is he?— He________ for tomorrow’s petition at home.A．prepares B．is preparing C．has prepared D．prepared34．—Jane,where are you?—Dad,I________ the car in the driveway. It is really dirty.A．wash B．will wash C．a(chǎn)m washing D．was washing35．Be quiet! The students ________ an English exam.A．take B．a(chǎn)re taking C．took D．have made36．— Ruby, can you help do the dishes?— Just a moment, Mom. I ________ the flowers.A．water B．a(chǎn)m watering C．watered D．have watered37．—Bob, can you take the dog for a walk?—Sorry, Dad. I ________ an online class.A．take B．took C．a(chǎn)m taking D．have taken38．It’s 4 o’clo