【正文】 ——對(duì)不起，艾米。run out用完，用盡，是一個(gè)動(dòng)詞短語(yǔ)，不能用于被動(dòng)語(yǔ)態(tài)。故選D。根據(jù)“can you take the dog for a walk?”以及回答“Sorry, Dad.”可知句子時(shí)態(tài)應(yīng)用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為be+動(dòng)詞的現(xiàn)在分詞，主語(yǔ)是I，be動(dòng)詞用am，take的現(xiàn)在分詞是taking，故選C。根據(jù)“Tom, where is your father?”可知要回答現(xiàn)在在做什么，用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為am/is/are doing。根據(jù)語(yǔ)境可知，為了讓對(duì)方安靜下來(lái)，此句應(yīng)強(qiáng)調(diào)學(xué)生現(xiàn)在正在考試這個(gè)事情；強(qiáng)調(diào)此刻正在進(jìn)行的動(dòng)作，時(shí)態(tài)應(yīng)用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成為“be解析：B【詳解】句意：安靜點(diǎn)！學(xué)生們正在參加英語(yǔ)考試。34．D【詳解】句意：目前，南蘇丹的許多兒童正面臨著饑餓的問(wèn)題。故選C。根據(jù)“Not yet. She…it these days.”可知，動(dòng)作還未完成，現(xiàn)在也在做，所以用現(xiàn)在進(jìn)行時(shí)，故選C。根據(jù)“Can you give me a hand?”和“Wait a moment.”可知，空處是描述此時(shí)此刻正在進(jìn)行的動(dòng)作，所以用現(xiàn)在進(jìn)行時(shí)（am/is/are doing）。30．A【詳解】句意：——爸爸，我解不出這道數(shù)學(xué)題。29．C【詳解】句意：——去看電影怎么樣？有部叫《嗨，媽媽》的新電影?？疾楝F(xiàn)在進(jìn)行時(shí)。我在聽(tīng)一個(gè)英語(yǔ)演講。解析：C【詳解】句意：——露西，咪咪在哪兒？——她正在椅子底下睡覺(jué)。根據(jù)“We…ground as a leader解析：A【詳解】句意：——你覺(jué)得你的公司怎么樣？——有點(diǎn)擔(dān)心?？疾闀r(shí)態(tài)?？疾闀r(shí)態(tài)辨析。你介意晚一點(diǎn)去嗎？考查現(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)辨析。有一部新電影叫《復(fù)仇者聯(lián)盟4》。根據(jù)“Hurry up”可知此處表達(dá)的是現(xiàn)在正在做的事，用現(xiàn)在進(jìn)行時(shí)be doing。故選C。我在商店里買一些零食?？疾闀r(shí)態(tài)。15．B【詳解】句意：——那個(gè)糟糕的噪音是什么？——學(xué)生們正在準(zhǔn)備聚會(huì)。14．C【詳解】句意：——我在教室里找不到邁克了。由“I really need to go now. My children…for me at school”可知，因?yàn)楹⒆觽冋趯W(xué)校等我，所以我真得要走，故本句為現(xiàn)在進(jìn)行時(shí)態(tài)。12．A【詳解】句意：請(qǐng)?jiān)徫摇?1．D【詳解】句意：貝蒂不能和我們一起玩紙牌游戲。——對(duì)不起。故選A?？疾閯?dòng)詞時(shí)態(tài)。考查動(dòng)詞時(shí)態(tài)。5．C【詳解】句意：聽(tīng)!鳥(niǎo)兒在窗外的樹(shù)上快樂(lè)地歌唱。4．D【詳解】句意：貝蒂不能參加我們的比賽。選項(xiàng)A為一般將來(lái)時(shí)；選項(xiàng)B為現(xiàn)在進(jìn)行時(shí)；選項(xiàng)C為現(xiàn)在完成時(shí)；選項(xiàng)D為過(guò)去進(jìn)行時(shí)。故選C。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 helped20．Be quiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having21．—Ethan, let’s go to play basketball, shall we?—Sorry, I can’t. I ________Yao Ming’s game. Would you mind going later?A．watch B．have watched C．a(chǎn)m watching D．was watching22．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．— 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 waiting24．—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．I can’t hear you. I ______ to an English speech.A．a(chǎn)m listening B．listen C．was listening27．Xifeng Street is closed today because workers _______ some repairs.A．make B．made C．a(chǎn)re making D．were making28．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making29．—What about going to the cinema? There’s a new movie called Hi, Mom.—Not now, I ________ my brother Tony with his English.A．help B．helped C．a(chǎn)m helping D．have helped30．— 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．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write32．—Where’s Nick?—He ________ classes a