【正文】 re you up to”可知，答語要用現(xiàn)在進行時，表示現(xiàn)在正在進行的動作，結構為am/is/are doing，故選C?？疾閯釉~時態(tài)。根據(jù)上文“could you help pick up the phone”，結合麥琪的肯定回答，可知ring是正在發(fā)生的動作，需用be doing現(xiàn)在進行時結構?？疾閯釉~時態(tài)辨析。根據(jù)“I can’t lend you my English book...”可知，我不能把我的英語書借給你，說明這些天我在用它，符合語境；所以句子時態(tài)應為現(xiàn)在進行時。10．D【詳解】句意：我不能把我的英語書借給你，因為這些天我在用它。根據(jù)“can you take the dog for a walk?”以及回答“Sorry, Dad解析：C【詳解】句意：——鮑勃，你能去遛遛狗嗎？——對不起，爸爸。根據(jù)“Where’s your father, Lily?”可知，此處是詢問當前的情況，表示正在做某事，用現(xiàn)在進行時，故選D。8．D【詳解】句意：——莉莉，你父親在哪里？——他正在廚房做飯?？疾楝F(xiàn)在進行時?？疾閯釉~時態(tài)和the number of的用法。故選C。根據(jù)前句“Not now”語境可知，后句的動作正在進行，應用現(xiàn)在進行時，構成解析：C【詳解】句意：——去看電影怎么樣？有部叫《嗨，媽媽》的新電影。故選B。考查動詞時態(tài)。我稍后給你?？疾閯釉~時態(tài)。她正在打掃教室。think about思考，一般現(xiàn)在時；am thinking about現(xiàn)在進行時；was thinking about過去進行時；thought about一般過去時。2．B【詳解】句意：——嘿！你差點撞到樹了！怎么了？——對不起，我在想我的家鄉(xiāng)之旅。他們正在開派對。 expect20．I must leave now. My brother ________ for me outside.A．waits B．waited C．is waiting D．was waiting21．Don’t make any noise, Jim! Your little sister ________ now.A．sleeps B．slept C．is sleeping D．will sleep22．You’d better not go this way. The workers _________ the road. A．have repaired B．a(chǎn)re repairing C．repaired D．will repair23．— Mom, I’m busy making the bed. Can you give me a hand? — Wait a moment. I ________ the floor.A．a(chǎn)m cleaning B．will clean C．was cleaning D．have cleaned24．— Hi, Tom. I can’t find David anywhere. Do you know where he is?—Oh, he ________ for tomorrow’s exam at home.A．prepares B．is preparing C．has prepared D．prepared25．—What is your mother doing, Linda? —She ________ dinner in the kitchen now.A．is cooking B．was cooking C．cooks D．cooking26．—Where is your mother, Kitty?—She ________ dinner in the kitchen.A．cooks B．cooked C．is cooking D．will cook27．I can’t hear you. I ______ to an English speech.A．a(chǎn)m listening B．listen C．was listening28．Xifeng Street is closed today because workers _______ some repairs.A．make B．made C．a(chǎn)re making D．were making29．It’s 4 o’clock in the afternoon. Ms. Green ________ afternoon tea with her friends.A．has B．is having C．had D．was having30．—Tina, let’s go out for shopping.—Sorry, Amy. I __________ my homework.A．do B．a(chǎn)m doing C．did31．—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．— 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 talked33．— Tom, what’s your sister doing?— She ________ her homework in the study.A．does B．will do C．did D．is doing34．My grandma ________ the old photos. There is a big smile on her face.A．enjoys B．enjoyed C．will enjoy D．is enjoying35．—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 washing36．Many children in South Sudan ________ the trouble of hunger at the moment.A．face B．faces C．is facing D．a(chǎn)re facing37．Be quiet! The students ________ an English exam.A．take B．a(chǎn)re taking C．took D．have made38．— Ruby, can you help do the