You _______ walk your dog more often to keep it healthy. [ ]A. can B. must C. can't D. mustn&#0

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• If you work hard at your English, I'm sure you will ____ speak English very well next year. [ ]
• —Where is my umbrella? Must I take it with me, Mum ? —It's fine today. You take it with you. [
• — Mum, today is Friday. Must I finish my homework now? — No, you _____. You may have a rest first an
• If the party is in the morning, Mr. Gao _______ come. He will have a drama show for the elderly. [ ]
• — Listen! Someone is singing in the music room. It ______ be Jim. He practices singing there every d
• Tony ______ go to the opera on Saturday because he is going to have a meeting. [ ]A. can't B. m
• —Must I leave the room now? —No, you . [ ]A. needn't B. can't C. mustn't D. couldn�
• —Who's that man? Is he Mr. Brown? —Thatbe Mr. Brown. He never walks this way. [ ]A. can't
• —Is the soccer ball Jim's? —Itbe Jim's. He doesn't love to play soccer. [ ]A. mustn&#
• 选择填空。I am afraid we ______ go. It's going to rain. [ ]A．can't B．aren't C．don't -
• — Excuse me, may I take the magazine away?— No, you ______. You ______ only read it here. [ ]A. must
• — ______ you turn down your radio, please? — Yes, I can. [ ]A. May B. Need C. Must D. Can -九年级英语
• — Look! What is that nice building used for?— It ______ as a hotel, but I'm not sure. [ ]A. mus
• 选择填空。There is no light. He ______ at home. [ ]A．can't be B．must is C．may not -七年级英语
• 一May I go now? 一No, you _______. [ ]A. must B. needn't C. mustn't D. could -九年级英语
• — What _____ you see in the picture?— I can see some flowers. [ ]A. must B. can C. are D. do -七年级英语
• In public libraries you make any noise. [ ]A. can't B. are not able toC. couldn't D. needn
• —Could I borrow your dictionary? —Yes, of course you ________. [ ]A. need B. could C. can D. must-九年
• You ______ play with fire. Dave. It's dangerous. [ ]A. needn'tB. may not C. mustn't D
• — Must I go back home at eight? — No, you ______. [ ]A. mustn't B. can't C. never D. needn
• You should ______ more English in and out of class. [ ]A．speak B．speaking C．spoke D．to speak -八年级英语
• —The sports shoes must be Linda's. —No, they ______ be. They're too small for her. [ ]A. m
• —Excuse me. How can I get to the railway station? —Turn left and then follow your nose —You _____ mi
• — The fish has gone bad!— You _____ it in the refrigerator. [ ]A.must not have keepB.must have keptC
• He said that he ________ speak a little English when he was seven.[ ]A. might B. would C. couldD. ca
• — Shall I tell John about it? — No, you ______. I told him just now. [ ]A. needn't B. can'
• — May I go now? — No. You _____ let the teacher know first. [ ]A. needB. mustC. canD. may v-八年级英语
• You know he is not going to let us leave early if we ______ get the work done. [ ]A. can't B. m
• — Must I return this book today, Mrs. Smith?— No, you ______. You may keep it until next week. [ ]A.
• — Who broke the toy car? — It ______ Alex. He likes to throw things here and there. [ ]A. may be B.
• — Excuse me, how ______ I get to the cafe?— Ask Mr Pride. He ______ know. [ ]A. may, must B. can, ma
• — ______ I take some photos in the hall? — No, you ______. [ ]A. Can; needn't B. Must; mustn�
• 一I really like playing computer games! 一I'm afraid you ______ stop for your study and health.[
• Don't go out to play. You _____ finish your homework first. [ ]A. must B. haveC. had D. had to
• — Mike, I can't stop playing computer games. — For your eyes, my dear friend, I'm afraid y
• —Will you answer the telephone? It be your mother —Sorry, I. I'm busy [ ]A.can ; mustn't B
• —Look! It be the new woman manager. —It be her. She has just left for shanghai. [ ]A.can ; mustn
• —Lucy doesn't mind lending you her dictionary.— She . I've already borrowed one. [ ]A．must
• Naturally, after I told her what to do, my daughtergo and do the opposite! [ ]A．mayB．can C．must D．sh
• This book _____ Lucy's. Look! Her name is on the book cover. [ ]A. must be B. may be C. can
• — Must we clean the room right now? — No, you_____. You_____clean it after lunch. [ ]A. needn't
• His parents have bought a large house with a beautiful garden. It ______ be very expensive. [ ]A. mu
• you please pass me a piece of paper? I need to write down the telephone number. [ ]A.Need B.Must C.S
• This book _____ Tom's father's, because his name is on the book. [ ]A. maybe B. may beC. m
• You ______ be polite to the old man. [ ]A. should B. can't C. might D. mustn't -八年级英语
• 人体的呼吸系统由______（包括：【鼻、咽、喉、气管、支气管】）和______组成．主要结构是______（作用：与外界进行【气体交换】），肺的基本单位是______．-生物
• 吸气时外界空气进入肺的正确途径是（）A．口-＞喉-＞咽-＞气管-＞支气管-＞肺B．鼻-＞咽-＞喉-＞气管-＞支气管-＞肺C．鼻-＞咽-＞喉-＞支气管-＞气管-＞肺D．鼻-＞喉-＞咽-＞气管-＞支气管-
• 如图是呼吸系统组成示意图，请根据图回答：（1）既是空气的通道，又是食物的通道的结构是[______]______．（2）呼吸系统的主要器官是______．（3）我们平常所说的“痰”是在[______]
• 人体呼吸系统的组成是（）A．鼻腔和肺B．呼吸道和肺C．气管和肺D．呼吸道和气管-生物
• 人体呼吸系统的组成按顺序应当是（）A．鼻、咽、喉、支气管、气管、肺B．鼻、喉、咽、气管、支气管、肺C．鼻、咽、喉、气管、支气管、肺D．鼻、喉、咽、支气管、气管、肺-生物