【正文】
在完成進(jìn)行時(shí)的應(yīng)用。——是的,志愿者們正在幫助分發(fā)捐贈(zèng)的物品。D.have been pouring inC.were pouring in【點(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。而B是現(xiàn)在完成時(shí),表示動(dòng)作到現(xiàn)在已完成或停止。因此可知C、D是過(guò)去完成時(shí),不符合。福特汽車公司在美國(guó)亞利桑那州的公共道路一直讓沒(méi)有安全的的司機(jī)操縱的自動(dòng)化微型轎車運(yùn)轉(zhuǎn)。D.C.B.its autonomous minicars on public roads in Arizona, the US, without a safety driver since October, 2017. A. 【點(diǎn)評(píng)】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)?!乙呀?jīng)連軸轉(zhuǎn)努力了一整個(gè)星期來(lái)寫我的畢業(yè)論文。D.C.B.s wrong? You look really stressed out. —I ________ the whole week preparing for my graduation paper.A.【點(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。had been struggling【答案】C 【解析】【分析】句意:在過(guò)去的三個(gè)月里他每天晚上都在努力學(xué)英語(yǔ)語(yǔ)法。has been strugglingstruggledstruggles故選C。D.has been watchingB.has been watched14.He _______ it for two hours, and he39。所以使用現(xiàn)在完成進(jìn)行時(shí),強(qiáng)調(diào)動(dòng)作的延續(xù)性和反復(fù)性。has been learning【答案】D 【解析】【分析】考查時(shí)態(tài)。had been learningis learningwill be learning故B正確。句意:四個(gè)小時(shí)以來(lái),我一直都在做家庭作業(yè),但是我不確信我是否能在明天上交它。D.had been doingB.have done構(gòu)成:have+been+doing。故選C項(xiàng)。was waiting【答案】 C 【解析】【分析】考查現(xiàn)在完成進(jìn)行時(shí)。have been waitingwaitedam waiting11.Why, you39。第一空依據(jù)since一詞應(yīng)該使用現(xiàn)在完成時(shí),且進(jìn)行時(shí)態(tài)更能體現(xiàn)出目前的狀況,故使用現(xiàn)在完成進(jìn)行時(shí)最好;第二空是虛擬語(yǔ)氣中“it39。 took【答案】 D 【解析】【分析】考查時(shí)態(tài)和虛擬語(yǔ)氣。D. take will takeC.B.have increased。10.Housing prices ________ since the end of the last year. Therefore, it39。句意:奶奶正在做世界上最好吃的餅干,再有十幾分鐘就可以享用了。D.C.B.9.The most delicious cookies in the world ________ by granny. Please wait ten more minutes to enjoy them.A.ll still be some time before Jim gets ,所以用現(xiàn)在完成進(jìn)行時(shí),故選D。have been waiting【答案】 D 【解析】【分析】句意:很抱歉讓你等了這么長(zhǎng)時(shí)間, 但吉姆還得過(guò)一段時(shí)間才能回來(lái)。had waitedwaitedwaitso long, but it39。8.I39。 【點(diǎn)評(píng)】考查現(xiàn)在完成進(jìn)行時(shí)。根據(jù)時(shí)間狀語(yǔ)since 1990,從1991年開始,可知本句時(shí)態(tài)為現(xiàn)在完成進(jìn)行時(shí)has/have +been+現(xiàn)在分詞;再根據(jù)the number of,……的數(shù)量,助動(dòng)詞應(yīng)用單數(shù)形式has,be的過(guò)去分詞been。D.C.B.7.The number of foreign students attending Chinese universities ____ rising steadily since 1990. A.根據(jù)before可知句子要用現(xiàn)在完成時(shí)“have/has+過(guò)去分詞”, 主語(yǔ)he是第三人稱單數(shù)故用has,這是一個(gè)一般疑問(wèn)句,將has提前,故選C。D.Has,visitedB.Did,visited he ___ Japan before?6.—由last year可知,第一句用一般過(guò)去時(shí);由第二句中的never可知,用現(xiàn)在完成時(shí),故選A。D.will go,have,beenC.went,hav