【正文】 在進(jìn)行時（am/is/are doing）。28．A【詳解】句意：——爸爸，我解不出這道數(shù)學(xué)題。——對不起，艾米。根據(jù)“Look out!”可知，此處提示說話時某事正在發(fā)生，應(yīng)用現(xiàn)在進(jìn)行時。故選C。考查現(xiàn)在進(jìn)行時的用法。考查時態(tài)辨析。這些天她正在寫。她臉上掛著燦爛的笑容?！獩]問題。分析語境可知，上文詢問時，弗蘭克正在房間里聽音樂，故此處應(yīng)為進(jìn)行時態(tài)，結(jié)合上文中is可知，此處為現(xiàn)在進(jìn)行時。waters一般現(xiàn)在時；is watering現(xiàn)在進(jìn)行時；watered一般過去時；has watered現(xiàn)解析：B【詳解】句意：——湯姆，爸爸在哪兒？ ——喔，他正在花園里的澆花。有一部新電影叫《復(fù)仇者聯(lián)盟4》。考查現(xiàn)在進(jìn)行時。結(jié)合語境及選項，故選C?？疾橐话銓頃r。——等一下。解析：D【詳解】句意：聽！有人正在旁邊的房間里唱歌。考查時態(tài)?？疾閯釉~時態(tài)。根據(jù)語境可知，此時不能幫媽媽洗碗，是因為正在做作業(yè)，應(yīng)用現(xiàn)在進(jìn)行時，構(gòu)成形式為：be doing。他正在洗碗。touch摸，主語they是復(fù)數(shù)人稱，解析：D【詳解】句意：——軍官們在哪兒？——瞧！他們正在宮殿里摸象?？疾閯釉~時態(tài)。我在修我的車。5．B【詳解】句意：——什么聲音，山姆？ ——我弟弟正在玩他的玩具車。4．C【詳解】句意：請保持安靜。故選B。wear穿；根據(jù)“I’ll have it changed immediately”可知在說話的時候“毛衣穿反”這個動作正在進(jìn)行，用現(xiàn)在進(jìn)行時，結(jié)構(gòu)是：am/is/are + doing；主語是“You”，be動詞用are。s dad?—Oh, he ________ the flowers in the garden.A．waters B．is watering C．watered D．has watered19．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening20．—Peter, please be quiet. Your brother ________ on the phone.—No problem.A．records B．recorded C．was recording D．is recording21．My grandma ________ the old photos. There is a big smile on her face.A．enjoys B．enjoyed C．will enjoy D．is enjoying22．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write23．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 make24．—How do you find your pany?—A little worried. We ________ ground as a leader in the field of IT with the others speeding up development.A．a(chǎn)re losing B．were losing C．lost D．have lost25．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep26．—Look out! Something ________ down from the tree.—Dear me! It’s too dangerous.A．falls B．fell C．is falling D．was falling27．—Tina, let’s go out for shopping.—Sorry, Amy. I __________ my homework.A．do B．a(chǎn)m doing C．did28．— 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 talked29．— Tom, where is your little sister?— She _______ in the backyard now.A．is playing B．will play C．played D．plays30．— Where is Tom?— Look! He ________with the teacher over there.A．talk B．talks C．talked D．is talking31．—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．—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 washing33．Mum ________ fish in the kitchen. It smells so good.A．cooks B．is cooking C．was cooking D．will cook34．—Maggie, could you help pick up the phone? It ________.—OK, Mum.A．rings B．rang C．will ring D．is ringing35．—Where is your father, David?—He ________ the car in the garden.A．will wash B．washed C．is washing D．was washing36．—Jack, can you lend me your camera?