【正文】
技術(shù)領(lǐng)域的領(lǐng)導(dǎo)地位正在逐漸喪失。解析:C【詳解】句意:——當(dāng)心!有東西從樹上掉下來。考查現(xiàn)在進(jìn)行時的用法?!獙Σ黄?,艾米。我正在用它工作??疾楝F(xiàn)在進(jìn)行時。33.C【詳解】句意:——Jane,你在哪里?——爸爸,我正在車道上洗車。我正用著呢。我正在澆花。考查時態(tài)??疾閯釉~時態(tài)辨析。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,其結(jié)構(gòu)為am/解析:A【詳解】句意:——湯姆,你爸爸在哪里?——他正在修理我的自行車。我在上網(wǎng)課。根據(jù)“can you take the dog for a walk?”以及回答“Sorry, Dad.”可知句子時態(tài)應(yīng)用現(xiàn)在進(jìn)行時,其結(jié)構(gòu)為be+動詞的現(xiàn)在分詞,主語是I,be動詞用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,其結(jié)構(gòu)為am/is/are doing?!玫?,媽媽。解析:B【詳解】句意:媽媽正在廚房煮魚。根據(jù)上文“Just a moment, Mom”可知,此處指的是魯比正在做其他的事情,故句子應(yīng)用現(xiàn)解析:B【詳解】句意:——魯比,你能幫我洗碗嗎? ——等一下,媽媽。根據(jù)“Sorry, you can’t take the eraser away, Tony.”可知,說這句話的同時,我解析:D【詳解】句意:對不起,托尼你不能拿走橡皮??疾閯釉~時態(tài)。一起來看吧。根據(jù)“Sorry. I...on it”可知此處表示“在說話的時候正在用ipad”,用現(xiàn)在進(jìn)行時be doing。考查時態(tài)。故選C。考查動詞的時態(tài)。根據(jù)“We…ground as a leader in the field of IT with the others speeding up development.”可知,此處強(qiáng)調(diào)動作正在進(jìn)行中,用現(xiàn)在進(jìn)行時,故選A。考查現(xiàn)在進(jìn)行時??疾闀r態(tài)。24.D【詳解】句意:——海倫,你在星期一的英語比賽怎么樣?——我不知道,我正在等結(jié)果。23.B【詳解】句意:你最好不要走這邊。22.B【詳解】句意:我們組的同學(xué)正在為比賽做最后的準(zhǔn)備。他們現(xiàn)在正在開會。根據(jù)問句“—Tom, where39。選項A為一般現(xiàn)在時;選項B為一般過去時;選項C為現(xiàn)在進(jìn)行時;選項D為現(xiàn)在完成時。18.C【詳解】句意:——瑪麗,我們?nèi)タ措娪鞍?。考查動詞時態(tài)。上句提到還沒有上車,所以此句是說正在等待琳達(dá),應(yīng)用現(xiàn)在進(jìn)行時,其構(gòu)成為“am/is/are doing”,主解析:B【詳解】句意:——該上學(xué)了。根據(jù)“Listen!”可知,本句時態(tài)是現(xiàn)在進(jìn)行時,主語“Someone”表單數(shù),故選D。故選D??疾閯釉~時態(tài)。presents動詞第三人稱單數(shù)形式;presented表一般過去時;has presented表現(xiàn)在完成時;is presenting表現(xiàn)在進(jìn)行時。根據(jù)句中“Now”及句意可知,句中動作表示正在進(jìn)行,表達(dá)“正在播放”應(yīng)該用現(xiàn)在進(jìn)行時,其構(gòu)成是am/is/are doing。她正在打掃教室。根據(jù)“Tony, hurry up! We…for you now.”可知,此處強(qiáng)調(diào)動作正在發(fā)生,用現(xiàn)在進(jìn)行時,故選解析:D【詳解】句意:——托尼,快點!我們現(xiàn)在在等你。他正在洗碗。他們正在開派對。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,說明這解析: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??疾閯釉~時態(tài)。3.A【詳解】句意:——霍金夫人,彼得可以和我們一起玩游戲嗎? ——等一會兒,他正在洗澡。根據(jù)“Peter, please be quiet.”可知,現(xiàn)在要保持安靜,此處表示你哥哥現(xiàn)在正在錄音,因此用現(xiàn)在進(jìn)行時am/is/are+doing結(jié)構(gòu),故選D。s dad?—Oh, he ________ the flowers in the garden.A.waters B.is watering C.watered D.has watered20.Be quiet, please. They _________ a meeting now.A.have B.had C.a(chǎn)re having D.were having21.Don’t make any noise, Jim! Your little sister ________ now.A.sleeps B.slept C.is sleeping D.will sleep22.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.You’d 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.My father ________ Beijing next week.A.leaves for B.is leaving for C.left D.leaves26.—Where is your mother, Kitty?—She ________ dinner in the kitchen.A.cooks B.cooked C.is cooking D.will cook27.—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 lost28.—Look out! Something ________ down from the tree.—Dear me! It’s