在生物圈中，有的生物只有一个细胞，如草履虫，这类生物被称为____________；大多数生物都是多个细胞构成的，这类生物称为______________。-七年级生物

更多内容推荐

• I am wondering _________. [ ]A. why did he come to school late B. why he came to school late C. that
• —Excuse me, could you please tell me if the sports meeting ________ on time?—Hard to say. If it ___
• A: Do you know_______for advice when we have problems.B: You can talk to your parents or teachers. [
• It _____ ten years since they _____ to France.A．was; movedB．was; have movedC．is; have movedD．is; mov
• 大多数微生物是单细胞生物如各种霉菌。[]-八年级生物
• 下列哪项是单细胞生物[]A．霉菌B．病毒C．支原体D．大型真菌-八年级生物
• I will keep calling Nancy ___________ she answers.A．whenB．afterC．butD．till-七年级英语
• --Kate wants to know if youa picnic next Sunday.--Yes. But if it, we’ll visit the museum instead.A．w
• Talk to your teacher and you will get help ________ you have a problem.A．unlessB．ifC．untilD．so-八年级英
• —Tom, do you know if Sam ________to my party next week?—I think she will come if she________ free.A．
• ----Mike wants to know if ________ a picnic tomorrow.---- Yes. But if it ________, we will visit the
• "My father bought me a new watch yesterday." is a structure of ________. [ ]A. S+V+P B. S+
• I’ll go there with you __________.A．when the train will arriveB．when will the train arriveC．when the
• Do you know _______ will repair the robot that went wrong? [ ]A. whether B. where C. who -九年级英语
• 下列生物中，属于原核生物的是[]A．水绵B．变形虫C．青霉D．乳酸菌-八年级生物
• If we ______ take environmental problems seriously, the earth _______ worse and worse.A．don’t; will
• ---- What did Walt Disney do after ________ school?---- He sold newspaper and delivered mail.A．leav
• I study really hard ________ I can make my dream come true.A．toB．in order toC．so thatD．because-八年级英语
• Could you please tell me ______?[ ]A. how could I get to the airport B. how could I get to the airpo
• —— Tom wants to know if you will have a picnic tomorrow.—— Yes, but if it_______, we’ll play chess i
• If it ____rain tomorrow , we will go camping.A.don’t B. won’t C. doesn’t-八年级英语
• Sally took a photo of her friends while they ______ computer games.A．playedB．were playingC．had playe
• We’ll go shopping if it ________ rain tomorrow.A．don’t rainB．won’t rainC．isn’t rainingD．doesn’t rain
• 下列生物中，属于单细胞生物的是[]A．藻类植物B．肺炎双球菌C．霉菌D．肝炎病毒-八年级生物
• _____ the heavy snow, I can’t go to school today.A．Because ofB．AsC．BeingD．because-九年级英语
• Difficulties are nothing _____we are not afraid of them.A．forB．asC．ifD．whether-九年级英语
• If you hard, you a good grade in the exam.A．study, haveB．will study, will have,C．will study, haveD．s
• 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
• Could you please tell me_____? [ ]A. where the Grand Central Station isB. how far the Grand Central
• 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