生物种类多种多样，不仅有多细胞的，也有单细胞的，下列只有一个细胞的生物是[]A．松树B．马C．小麦D．草履虫-七年级生物

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• 下列几种生物中，具有细胞结构的是A．①②③B．①②④C．①③④D．②③④-七年级生物
• I don’t know if mum a gift for me．If she one, I will be very happy．A．buys; buysB．buys; will buyC．wil
• The passengers’ (乘客) families were to keep calm as soon as they heard the bad news.A．too sadB．sad en
• .------Why are you so upset? ------______I said,they didn’t believe me.A．What B．WhichC．ThatD．Whateve
• 下列属于单细胞生物的是[]A．水绵B．变形虫C．水螅D．珊瑚-七年级生物
• Could you tell me_______to the Science Museum? [ ]A. which bus shall I take B. I should take which b
• Could you tell me when_____? [ ]A. does the train leave B. will the train leaveC. the train has left
• -- Can I join their club?-- I am afraid you will be refused __________ you’ve passed all their tests
• 下列四种单细胞生物中，不具有细胞核的是（）-七年级生物
• If there ______no buying and selling of animals, there ______no killing in nature.A．is, will beB．wil
• If we don’t save energy, it _____ some day.A．will be run outB．has been run outC．will run outD．has r
• —I don’t know if she________to the party. If she________ she’ll call me.A．will go, will goB．will go,
• We wanted to know_____. [ ]A. where did he live three years agoB. where he lived in three years befo
• He fell off the bike ________.A．while he rodeB．while he was ridingC．while he is ridingD．while on bi
• There’s no doubt _______ Emily will be the hostess (女主持) of the New Year’s party.A．ifB．whenC． whatD．
• 属于单细胞生物的是A．草履虫B．紫菜C．鼠妇D．流感病毒-七年级生物
• we’ll go to the zoo if ittomorrow.A. won’t rain B. don’t rain C. doesn’t rain-八年级英语
• If I _____ you, I _____ late for school this morning.A．were, wouldn’t beB．were, wouldn’tC．was, won’t
• If he ___________ on time, we will go without him.A．doesn’t comeB．don’t comeC．didn’t comeD．comes-八年级
• 下列各项中是单细胞生物的是[]A．草原上的绵羊B．海洋中的鲨鱼C．池塘中的衣藻D．花丛中的蜜蜂-七年级生物
• – No one likes a personnever cares for others. – I agree with you.A. whom B. who C. which-九年级英语
• While she _______ , she cut herself.A．was cookingB．cookedC．had cookedD．cooks-九年级英语
• 图为五种不同的生物，有关叙述正确的是A．除噬菌体外，都是单细胞生物B．除草履虫外，都有细胞壁C．除衣藻外，都营腐生生活D．除酵母菌外，都是生态系统消费者-七年级生物
• 填图题（每空1分，共8分）草履虫是一种常见的单细胞生物，右图是它的形态结构示意图，请填写各部分名称1234567其中具有消化食物和吸收营养功能的是-七年级生物
• If it _______ tomorrow, we will go mountain climbing.A.isn’t rain B.don’t rain C.doesn’t rain-八年级英语
• If you ___________ him around, he ______________ mad at you.A．will follow; isB．follow; isC．will foll
• 下列生物中，不全是单细胞生物的是[]A．细菌B．原生动物C．真菌D．放线菌-八年级生物
• —Do you know when he back tomorrow?—Sorry, I don’t know. When he back, I will tell you.A．comes; come
• 下列生物中，不具有各种组织结构的是A．变形虫B．蚯蚓C．番茄D．洋葱-八年级生物
• 以下属于单细胞植物的是…………………………………………（）A．草履虫B．酵母菌C．衣藻D．变形虫-九年级生物
• 下列哪个事实说明了我们的生活离不开单细胞生物A．米面是一日三餐的主餐B．水果蔬菜是生活的必需品C．酸奶和面包大家都爱吃D．植树造林美化了生活环境-八年级生物
• —Tomorrow is Sunday. What about going shopping together?—I will go I’m free.A. before B. if C. until
• – When did you see Mr Green? – .A．Five minutes laterB．For five minutesC．In five minutes D．Five minut
• If it ________ rain tomorrow, we’ll go to the zoo.A．won’tB．doesn’tC．don’tD．isn’t-八年级英语
• 草履虫通过进行生殖。-七年级生物
• I’ll go to see the film with you if it ________ rain tomorrow.A．isn’tB．doesn’tC．won’tD．isn’t going t
• What if she _______ tomorrow?A．will not comeB．doesn’t comeC．wouldn’t comeD．isn’t come-九年级英语
• 下列生物中不属于单细胞生物的是[]A．变形虫B．酵母菌C．衣藻D．噬菌体-七年级生物
• -When will you go back to your hometown? - _______.A．Until the work is finishedB．Not until the work
• —Do you think if Tom the work well?—I think he will if he his best.A．does, will tryB．will do, triesC
• 图甲、乙表示两块玻璃板，分别在载玻片两端各滴一滴草履虫培养液，并使两滴培养液连通。当在两块玻璃板右侧培养液的边缘分别放一小粒食盐和一滴肉汁时，分析可能出现的现象以-七年级生物
• What will you do if it _____ tomorrow? A．will rainB．is rainingC．rainsD．isn't rain-九年级英语
• We’ll go for a walk if it ___ __ tomorrow.A．will not rainB．doesn’t rainC．isn’t rainingD．isn’t rain-八
• 草履虫口沟里的纤毛不停的摆动，其作用是（）A使草履虫在水中旋转前进B完成呼吸作用C使水里的食物由胞口和胞咽进入细胞质，形成食物泡D完成生殖过程-七年级生物
• If it_______ rain tomorrow, I’ll go climbing with my classmates.A．will B．won’t C．didn’tD．doesn’t-九年级
• If it ________ fine tomorrow, I will go hiking with you.A．isB．wasC．will beD．isn’t-七年级英语
• If it _______ sunny tomorrow, I ______ the Great Wall. A．will be, climbB．is, climbingC．will, am cli
• Although she felt tired, she didn’t stop working.A．She felt tired, she didn’t stop working.B．She fel
• 下列不属于单细胞生物的是[]A．酵母菌B．水绵C．变形虫D．衣藻-七年级生物
• If I _____ one million dollars, I________ travel around the world with my parents.A．have; willB．had;