The boy _____healthy_____he doesn't like to exercise. [ ]A. doesn't, so B. isn't. so

更多内容推荐

• There is going to ______ a basketball match on the playground this afternoon. [ ]A. has B. have C. b
• 一般的说生态系统中数目最少的是（）A．植物B．草食动物C．肉食动物D．细菌和真菌-生物
• 如图是自然界碳循环的简图，图中的甲、乙、丙各代表什么（）A．甲为生产者，乙为分解者，丙为消费者B．甲为消费者，乙为分解者，丙为生产者C．甲为分解者，乙为生产者，丙为消费者-生物
• I think swimming in the pool with friends ______ very interesting. [ ]A. has B. have C. is D. are -九
• You may get lost easily in big cities like Beijing you have a map or a guide.A．unlessB．ifC．whenD．unt
• —Do you know ?—I’m not sure, maybe he is an artist.A．who is the manB．what is the manC．who the man is
• —No student ______ to eat snacks in our school. —But still there are some students breaking the rule
• He used to _______ in a village, but now he has been used to _______ in the big city.A．live; livingB
• The stories _____ boring. [ ]A. sound like B. sounds like C. sound-八年级英语
• 在一个以小麦为主要农作物的农田生态系统中，生长着杂草，生活着蚜虫、蜘蛛、田鼠、蛇等其他生物．据此请分析回答：（1）请你写出此农田生态系统中，小麦与其他生物之间两种关系-生物
• 对生态系统中的皂荚树、蝉、鸟，正确的理解是（）A．只有蝉是消费者B．只有鸟是消费者C．只有皂荚树是生产者D．三种都是消费者-生物
• 句型转换。1. I think the movie is very interesting. (改为否定句) I ______ think the movie ______ very interest
• The Greens _____ China for seven years. [ ]A. have come to B. have been to C. have come in D. have b
• —Are you going to Guilin by plane?—It’s fast but expensive, so I’m not sure. I __________ take a tra
• --- Listen! David is talking happily with his mother in the next room.--- It ______ be his mother. S
• His parents _____ teachers of English. [ ]A. is B. are C. 's D. 're -七年级英语
• 用动词be的适当形式完成句子。1.—______ Guo Peng your brother?—No, he isn't. 2. Anna and Alice ______ my good
• 用am , is , are 填空。 1. I_____ Kate. He_____ my brother. 2. —What _____ your name? —I _____ Sandy. 3.—
• 在一个相对稳定的生态系统中，数量最少的是（）A．植物B．草食动物C．细菌和真菌D．肉食动物-生物
• 如图是一个湖泊生态系统，请根据图回答：（1）此生态系统的生产者是______．（2）此生态系统的消费者是______．（3）在此湖泊生态系统中，肯定存在没有表现出来的生物是______．它们在-生物
• —Look at that girl! Is it Susan?—No, it _______ be her. She has gone back to her hometown.A．mustn’tB
• Attention, please! There will ______ a class meeting______ the morning of May 4th. [ ]A. have; at B.
• 用所给词的适当形式填空。 1. —"How much ______ this T-shirt?"—"It 's 5 dollors." (be) 2.
• I like those shoes. How much _____ they?[ ]A. are B. is C. Are D. dollors -七年级英语
• —Look at the sign. You_____ fish here.—Sorry, I didn’t know.A．mayB．shouldC．mustn’tD．needn’t-九年级英语
• 生态系统的组成包括生物部分和非生物部分，其中生物部分包括______、______、______．-生物
• 下列微生物中，属于生产者的是（______）；属于消费者的是（A）；属于分解者的是（C）；具有固氮作用的是（D）A．寄生真菌B．硫细菌C．枯草杆菌D．根瘤菌-生物
• 生产者与消费者之间的关系，主要是______的关系，因而形成了______．很多条这样的结构相互联系，就形成了______．-生物
• The number of the birds in the zoo _______ about ninety. [ ]A. amB. is C. are D. be -八年级英语
• --do you spell ring? --________. A．What，It’s a ringB．How，r-i-n-gC．How，R-I-N-GD．What， A ring-七年级英语
• 单句改错。( )1. I will going there tomorrow. A B C D ( )2. Let’s put a triangle of always. A BC D ( )3. S
• 在一个生态系统中，越多，在能量流动中消耗的能量就越多，所以大多数食物链只有_____个营养级。-八年级生物
• —Must I finish the exercise this afternoon?—Yes, you ______, but you ______ finish it now.A．must, mu
• J K Rowling jumps farther than ______ in her class.A．any other boysB．the other boysC．any boyD．anothe
• We all know that two and one is three. Here "is" means "_____". A. = B. %C. <
• 如图为某生态系统中的食物网示意图，若种群E含有的总能量为8.6×108千焦，种群B含有的总能量为1.7×108千焦，则从理论上讲，种群A至少可获得的能量为（）A．8.6×10千焦B．1.7×-生物
• 在一个森林生态系统中，不能缺少的应该是（）A．生产者和分解者B．生产者和消费者C．消费者D．分解者和消费者-生物
• 句型转换：就换线部分提问。1. My grandfather is 80 years old._______ _______ _______ your grandfather? 2. I'd
• We went to the beach last Sunday, and we had great fun _____ volleyball.A．playB．playingC．playedD．to
• 阅读材料回答问题：为了深入探究生态系统的结构和功能，美国科学家于1984年开始兴建一个完全封闭的生态实验室______该实验室有半个足球场那么大，在巨大的钢架玻璃罩内，有微-生物
• — Congratulations! You’ve got the first prize in the English Contest.—_____ it be true? It’s unbelie
• 按要求改写句子。1. Sometimes you're supposed to come early. (改为否定句)Sometimes you _______ _______ suppos
• 在“”这个食物链中，占有能量最多的和含有害物质量最多的是（）A．草、蛇B．鼠、鹰C．蛇、鹰D．草、鹰-生物
• 某生态系统中的4种生物a、b、c、d构成一条食物链，一年输入的能量如下表：生物种类abCd能量值（焦耳/平方米）141.1×10515.91×1050.88×105871.27×105该生态系统中，数
• 下列关于生态系统中能量流动的叙述，不正确的是（）A．流经生态系统的总能量是绿色植物所固定的太阳能总量B．生态系统的能量流动是逐级递减的C．生态系统的能量流动是单向不循环的-生物
• 生态系统中，能把有机物转变成无机物，把无机物转变成有机物的分别是（）A．消费者和生产者B．分解者和生产者C．分解者和消费者D．消费者和分解者-生物
• —_____ you _____ English every morning? —Yes, but now I ______ Chinese. [ ]A. Are, reading, read B.
• 如图是草原生态示意图，请回答：（1）从图中可以看出，生产者与消费者之间的关系，主要是______关系，这就形成了______．（2）此图中共有______条食物链，最长的一条食物链可表示为-生物
• Reading in bed isn’tour eyes. A．good atB．weak inC．bad forD．good for-九年级英语
• —Lily,______ do you study for a math best? —By asking my teacher for help.A．howB．whoC．whyD．what-九年级英