David _____ a customer when the fire started．A．servedB．was serving C．had servedD．would serve-高三英语

更多内容推荐

• .计算：（1）（2）（3）（4）（6）-八年级数学
• A new cinema here . They hope to finish it next month.A．will be builtB．is builtC．has been builtD．is
• 下列平方根中,已经化简的是（）A．B．C．D．-八年级数学
• I need one more stamp before my collection ______.A．had completed B．completesC．has been completedD．
• 计算：-八年级数学
• The past 30 years__________ the great changes that have taken place in my hometown.A．sawB．was seenC．
• The new generation of computers, with artificial intelligence, _______and perfected now.A．are being
• 下列计算正确的是（）A．B．C．D．（＜０）-九年级数学
• 函数中，自变量的取值范围是.-八年级数学
• I ___________ to phone her all day, but whenver I phone her, the line is engaged.A．triedB．had been t
• The couple decided to _____ another two children who lost their parents in the disaster.A．receiveB．a
• Oh, look at you---you are trembling! You must feel cold now. In fact, you __________ in person. You
• Since the end of the war, many of the priceless antiques ______ to their rightful owners．A．have retu
• ―Look! It looks as if it _______ going to rain. We must hurry.―OK. A．wasB．is C．wereD．will be-英语
• 若，则=.-八年级数学
• 若＜1，化简的结果是（）A．a－１B．－a－１C．１－aD．a＋１-九年级数学
• —Are you feeling better?—Sure. I _______the medicine according to the directions.A．tookB．takeC．will
• —Sorry, sir, your car isn’t ready yet. It _____ in the garage.―That’s all right.A．is repairedB．is be
• Usually John__to school in his father’s beautiful car.A．has takenB．is takingC．is takenD．has been tak
• Her car has been very dirty. She has got to _______.A．get washedB．washC．get washed itD．get it washed
• It is said that a new robot _______by him in a few days.A．will be designedB．has been designedC．desig
• The 16th Asian Games ____ in Guangzhou from Nov. 12 to Nov. 27, 2010. A．was held B．was holdingC．will
• ——Did you find the missing couple in the mountain yesterday?——No, but we _____ to get in touch with
• He ______ chess well. But since he graduated from university, he almost has had no time to touch it.
• 计算：①②-八年级数学
• My sister has never played tennis before. This is the first time she __________ to play.A．is tryingB
• I'm sorry you ______ so long, but it' ll still be some time before Jim gets back．A．waitB．w
• Another five volunteers to take care of the homeless children this week.A．will selectB．have selected
• －Why didn’t you give me a call last night?－Well, I couldn’t. My phone _____________.A．was being repa
• A good film producer must make sure that his films ____ fit into the needs of the changing market．A．
• ----- You seem in low spirits. Anything wrong?----- I ______ in the important exam. I let my parents
• ---- The battery in my cell phone is running low. ---- I _____ that last night before we went to bed
• 下列运算正确的是[]A．B．C．D．-九年级数学
• ---I beg your pardon! ---Oh, youto me carefully. (just now)A．didn’tB．haven’t listenedC．don’t listenD
• 若，则m的取值范围是。-九年级数学
• ．若的整数部分是a，小数部分是b，则。-九年级数学
• He asked me how much ________ on the mountain bike.A．did I payB．I had spentC．did I spendD．I had cost
• 如果为实数，那么一定为【】A．B．C．0D．以上均不对-八年级数学
• —What’s that noise, John?—Oh, don’t you know that the school library ?A．is rebuiltB．is being rebuilt
• 要使二次根式有意义，则必须满足的条件是（）A．≥１B．＞－１C．≥－１D．＞１-九年级数学
• --The window is dirty.----I know. It ______ for weeks.A．hasn’t cleanedB．didn’t cleanC．wasn’t cleaned
• The new dictionaries are very useful. They _______ well and _______ already. A．sell; have been sold
• With more forests being destroyed in that area, huge quantities of land _______ deserts each year.A．
• --Mom, can we move into our new house this weekend? ---No, it _________.A．is paintedB．is paintingC．w
• —Could you tell me how your father usually goes to work?—Yes. If it is fine, he ________ to his offi
• I called Hannah many times yesterday evening, but I couldn't get through. Her brother ______ on
• Mary is absent from school today because he __ a cold.A．catchesB．had caughtC．has caughtD．will catch-
• Traffic conditions in Beijing ________ for decades. At first people only complained about jams durin
• Had it been possible, I would have gone to attend Monica in the hospital, but Ifully occupied last m
• 若，则。-九年级数学