【单选题】【消耗次数:1】
Dieters should try to reach and __________ a reasonable weight.
contain
secure
reserve
maintain
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相关题目
【单选题】 Should your products prove _________ in quality and reasonable in price, I trust substantial order will follow .
①  satisfy
②  satisfactory
③  satisfied
④  satisfaction
【单选题】 The rent is reasonable, and ( ), the subway station is near by .
①  therefore
②  since
③  for
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①  vision
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【单选题】 When traveling, you are advised to take travelers’ checks, which provide a secure _____ tocarrying your money in cash.
①  preference
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【单选题】 She is on a special ____to lose ____weight.
①  food; her
②  food;/
③  diet; her
④  diet;/
【单选题】 A precis should be concise; that is, it should be [] than the original material.
①  complicated
②  clearer
③  simpler
【单选题】 Why [填空]you have a try?
①  dont
②  not
③  no
④  doesnt
【单选题】 Postal ____ are determined by the class and weight of the parcel mailed.
①  taxes
②  payment
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【简答题】 Fill in the blanks with the words or phrases given below. Change the form if necessary.[evaluate; expand; reveal; fertile; convince; impulse; reach; transfer; concrete; productive; take up; right away; fall asleep; back and forth; take advantage of; try to]3. Every term students are given the opportunity to[填空1]their instructors.
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随机题目
【判断题】 激素可分为肽类激素、胺类激素和脂类激素。
①  正确
②  错误
【多选题】 胰蛋白酶能将蛋白质分解为
①  蛋白?
②  多肽
③  氨基酸
【判断题】 条件反射的建立需要条件刺激与非条件刺激多次结合,即条件刺激的强化。
①  正确
②  错误
【多选题】 在射血期,以下哪一项是正确的
①  房室瓣关闭
②  房室瓣开放
③  动脉瓣开放
【判断题】 支配内脏和血管的传出神经分为交感神经和副交感神经。
①  正确
②  错误
【判断题】 与血红蛋白合成关系密切的离子是铁离子。
①  正确
②  错误
【判断题】 心血管活动的化学感受性反射的感受器主要是颈动脉体和主动脉体化学感受器。
①  正确
②  错误
【多选题】 雄激素的作用有
①  促进精子生成
②  促进雄性生殖器官发育
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【多选题】 胎盘的功能是
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②  防止母体的排斥反应
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【单选题】 能将胰蛋白酶原激活的物质是
①  盐酸
②  胃蛋白酶
③  肠激酶