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【单选题】
People in eating disorders tend to ______.
A.
strive to be thin by starvation
B.
take an unhealthy attitude to eating
C.
feed greedily and then purify themselves through vomiting or use of laxatives
D.
take an demanding attitude to their figure
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【单选题】The company promised to pay some money for the customers __ ___ their shoddy(伪劣的)goods and ______ an apology in public.
A.
purchasing ; making
B.
purchasing; make
C.
purchased; to make
D.
to purchase; made
【单选题】下列关于戊巴比妥钠的说法中错误的是
A.
戊巴比妥钠通过延长氯通道开放时间产生抑制作用
B.
随着戊巴比妥钠用药剂量的增加依次产生镇静、催眠、麻醉作用
C.
戊巴比妥钠具有肝药酶诱导作用
D.
戊巴比妥钠不影响快动眼睡眠时相,因此不会产生停药困难
【单选题】舷弧是甲板的纵向曲度,其作用是________。I.减少甲板上浪;II.增加甲板强度;III.便于甲板排水;IV.使船体外形美观;V.增加保留浮力;VI.便于甲板作业。
A.
Ⅰ,Ⅲ,Ⅳ,Ⅴ
B.
Ⅰ,Ⅱ,Ⅴ,Ⅵ
C.
Ⅲ,Ⅳ,Ⅴ,Ⅵ
D.
Ⅰ,Ⅱ,Ⅲ,Ⅳ
【单选题】The company promised to provide()and good pay & benefits for the right candidates.
A.
recommendation
B.
accommodation
C.
confirmation
D.
recognition
【判断题】大气中无刺激作用的有害气体由于不能为人体器官所察觉,危害性较刺激性气体更为严重
A.
正确
B.
错误
【简答题】下列程序运行后的输出结果是______。 #include { main() (char c1='1',c2='5'; printf("%3c\t",c2++); printf("%d\n",c2-c1); }
【简答题】下列程序运行后的输出结果是______。 include<stdio.h> main() { char s[20]; scanf('%S',S); printf('%s',s); } 运行程序,输入HOW ARE YOU。
【单选题】The company promised to pay some money for the customers ____ their poor goods and ____ an apology in public. [     ]
A.
purchasing; making
B.
purchasing; make
C.
purchased; to make
D.
to purchase; made
【简答题】某同学在学完《分子和原子》后,对教材中的实验进行了如图所示的改进: 查阅资料:①氢氧化钠是一种白色固体,溶于水时会放出大量热. ②氨水显碱性,碱性溶液能使无色酚酞变红. ③浓氨水具有挥发性,能挥发出氨气,氨气具有刺激性气味,对人体有危害. 根据图所示和资料回答下列问题: (1)在小试管中加入2~3g氢氧化钠固体的作用是______. (2)滴入2~3滴浓氨水后,在c处可观察到的现象是______....
【单选题】3下列有关前庭沟的描述,错误的是:
A.
口腔局部浸润麻醉常在此处穿刺
B.
前庭沟黏膜下组织致密
C.
为口腔前庭的上下界
D.
为唇颊黏膜移行于牙槽黏膜的沟槽
E.
又称唇颊龈沟
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