【正文】 知，句子時(shí)態(tài)采用現(xiàn)在進(jìn)行時(shí)。12．A【詳解】句意：你最好現(xiàn)在不要打擾凱西，因?yàn)樗跒槊魈斓臅?huì)議準(zhǔn)備演講。根據(jù)問句“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)“Let’s go and help her”可知，此處指讓我們?nèi)椭谧鐾盹埖哪棠蹋蕿楝F(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為am/is/are doing?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)上句“Betty can’t join us in the game”，此處指的是現(xiàn)在發(fā)生的事，故應(yīng)用現(xiàn)在時(shí)，且根據(jù)語境可知，貝蒂不能來的原因是她正在打掃教室，故句子應(yīng)用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成是am/is/are doing?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)辨析?？疾閯?dòng)詞時(shí)態(tài)辨析?？疾楝F(xiàn)在進(jìn)行時(shí)?！@就來。will wash動(dòng)詞的一般將來時(shí)形式；is washing動(dòng)詞的現(xiàn)在進(jìn)行時(shí)形式；washes動(dòng)詞的三單形式；washed動(dòng)詞的過去式。考查現(xiàn)在進(jìn)行時(shí)。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(shí)態(tài)應(yīng)為現(xiàn)在進(jìn)行時(shí)。5．D【詳解】句意：我不能把我的英語書借給你，因?yàn)檫@些天我在用它?？疾楝F(xiàn)在進(jìn)行時(shí)。根據(jù)“now”可知要用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為be doing。根據(jù)句中“Listen”提示，動(dòng)作正在發(fā)生，故應(yīng)用現(xiàn)在進(jìn)行時(shí)。plays動(dòng)詞第三人稱單數(shù)形式；played表一般過去時(shí)；will play表一般將來時(shí)；is playing表現(xiàn)在進(jìn)行時(shí)。根據(jù)語境可知，英語演講比賽下周舉行，杰克現(xiàn)在應(yīng)該是正在準(zhǔn)備，因此用現(xiàn)在進(jìn)行時(shí)；其結(jié)構(gòu)是：be（am/is /are）+動(dòng)詞的現(xiàn)在分詞。根據(jù)語解析：B【詳解】句意：——我有幾天沒見到杰克了。2．B【詳解】句意：——我有幾天沒見到杰克了。你哥哥正在手機(jī)上錄音。你哥哥正在手機(jī)上錄音。北師大版八年級(jí)簡(jiǎn)單現(xiàn)在進(jìn)行時(shí)練習(xí)題一、選擇題1．—Peter, please be quiet. Your brother ________ on the phone.—No problem.A．records B．recorded C．was recording D．is recording2．—I haven39。s not at home. She___________in the library.A．read B．reads C．is reading D．was reading19．—Where is mum？ —She________in the kitchen．A．cooks B．is cooking C．will cook D．cooked20．— What’s that noise, Sam?— My little brother ________ his toy car.A．played B．is playing C．plays D．was playing21．Many children in South Sudan ________ the trouble of hunger at the moment.A．face B．faces C．is facing D．a(chǎn)re facing22．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．learn23．You had better not go this way. The workers _________ the road.A．have repaired B．a(chǎn)re repairing C．repaired D．will repair24．— 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．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep26．—I _______ a book report now. Can I talk to you later?—No problem.A．write B．wrote C．a(chǎn)m writing D．was writing27．Be quiet. Your brother ________ classes online.A．has B．is having C．will have D．had28．—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 watching29．—Where is your father, Lily?—He ________ in the kitchen.A．cooked B．cooks C．will cook D．is cooking30．—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 washing31．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write32．Mum ________ fish in the kitchen. It smells so good.A．cooks B．is cooking C．was cooking D．will cook33．—Maggie, could you help pick up the phone? It ________.—OK, Mum.