【正文】 rty.A．have B．a(chǎn)re having C．will have D．have had4．Be quiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having5．— What’s that noise, Sam?— My little brother ________ his toy car.A．played B．is playing C．plays D．was playing6．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．a(chǎn)m doing D．was doing7．Excuse me. I really need to go now. My children _____________for me at school.A．a(chǎn)re waiting B．waits C．wait D．waited8．—May I use your puter? —Sorry, I ________ on it.A．work B．worked C．have worked D．a(chǎn)m working9．—Hello! May I speak to Tom?—One moment! He _______ an .A．is sending B．sent C．sends D．was sending10．Ladies and gentlemen, please remain in your seats, fasten your seat belt and bring your seat back. The plane________.A．takes off B．is taking off C．has taken off D．took off11．The zoo keeper is worried because the number of visitors ________ smaller and smaller.A．bee B．a(chǎn)re being C．is being D．have bee12．Listen! Someone __________ in the next room.A．sings B．sang C．was singing D．is singing13．—It39。t e yet. I ___________for her.A．have waited B．a(chǎn)m waiting C．was waiting D．waited14．—Hurry up!—One moment. I ________ my s.A．reading B．a(chǎn)m reading C．was reading D．have read15．—Mary, let39。s dad?—Oh, he ________ the flowers in the garden.A．waters B．is watering C．watered D．has watered17．—Hey! You nearly hit the tree! What’s up?— Sorry, I ________ the trip to my hometown.A．think about B．a(chǎn)m thinking about C．was thinking about D．thought about18．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting19．— Hello. May I speak to Laura, please?—Sorry, she39。考查時(shí)態(tài)?？疾闀r(shí)態(tài)。2．B【詳解】句意：——我有幾天沒見到杰克了?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)語解析：B【詳解】句意：——我有幾天沒見到杰克了?？疾閯?dòng)詞時(shí)態(tài)。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。3．B【詳解】句意：噪音來自那群男孩。考查動(dòng)詞時(shí)態(tài)。他們正在開派對(duì)。根據(jù)前句“The noise es from the boys.”語境可推知，后句中動(dòng)作正在進(jìn)行，應(yīng)用現(xiàn)在進(jìn)行時(shí)，構(gòu)成形式為be doing；主語“They”是復(fù)數(shù)形式，be用are；have的現(xiàn)在分詞是having。4．C【詳解】句意：請保持安靜?？疾閯?dòng)詞時(shí)態(tài)辨析。解析：C【詳解】句意：請保持安靜?？疾閯?dòng)詞時(shí)態(tài)辨析。5．B【詳解】句意：——什么聲音，山姆？ ——我弟弟正在玩他的玩具車。根據(jù)“What’s that noise, Sam?”判斷，此處應(yīng)該用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)是：be（am/解析：B【詳解】句意：——什么聲音，山姆？ ——我弟弟正在玩他的玩具車。根據(jù)“What’s that noise, Sam?”判斷，此處應(yīng)該用現(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。6．C【詳解】句意：——嗨，大明?？疾閯?dòng)詞時(shí)態(tài)。你在忙什么？——我正在做一個(gè)關(guān)于家族史的項(xiàng)目。根據(jù)“What are you up to”可知，答語要用現(xiàn)在進(jìn)行時(shí)，表示現(xiàn)在正在進(jìn)行的動(dòng)作，結(jié)構(gòu)為am/is/are doing，故選C。我真得要走了。考查動(dòng)詞時(shí)態(tài)。我真得要走了?？疾閯?dòng)詞時(shí)態(tài)。故選A?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。故選D?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。10．B【詳解】句意：女士們，先生們，請留在座位上，系好安全帶，請將座椅靠背調(diào)整好。考查時(shí)態(tài)。飛機(jī)正在起飛。takes off動(dòng)詞三單；is taking off現(xiàn)在進(jìn)行時(shí)；has taken off現(xiàn)在完成時(shí)；took off一般過去時(shí)；根據(jù)“Ladies and gentlemen, please remain in your seats, fasten your seat belt and bring your seat back.”可知是飛機(jī)起飛前，讓乘客準(zhǔn)備的內(nèi)容，可推測出此處是用現(xiàn)在進(jìn)行時(shí)表將來，故選B?？疾閯?dòng)詞時(shí)態(tài)和the number of的用法。考查動(dòng)詞時(shí)態(tài)和the number of的用法。故選C?？疾楝F(xiàn)在進(jìn)行時(shí)。解析：D【詳解】句意：聽！有人正在旁邊的房間里唱歌。根據(jù)“Listen!”可知，本句時(shí)態(tài)是現(xiàn)在進(jìn)行時(shí)，主語“Someone”表單數(shù)，故選D。為什么不上車呢？——琳達(dá)還沒來?？疾闀r(shí)態(tài)。為什么不上車呢？——琳達(dá)還沒來。考查時(shí)態(tài)。14．B【詳解】句意：——趕緊?？疾閯?dòng)詞的的時(shí)態(tài)?！纫粫?huì)，我正在讀我的郵件。reading 動(dòng)名詞；am reading動(dòng)詞的現(xiàn)在進(jìn)行時(shí)；was reading過去進(jìn)行時(shí)；have read動(dòng)詞的現(xiàn)在完成時(shí)。主語是I，此處用am reading。15