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【单选题】
已知直线 l 的斜率为 3 ,其在 y 轴上的截距为- 4 ,求直线 l 的方程A.
斜截式方程得 y ＝ x － 4
B.
斜截式方程得 y ＝ 3 x － 1
C.
斜截式方程得 y ＝ 3 x － 4
D.
斜截式方程得 3 x － y － 4 ＝ 0
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皮皮学刷刷变学霸
举一反三
【单选题】下列关于糖浆剂的表述中，不正确的是
A.
热溶法制备糖浆剂适用于对热稳定的药物
B.
单糖浆的浓度为85.0%(g/g)
C.
须加防腐剂
D.
适用于儿童服用
E.
能掩盖某些药物的不良气味
【单选题】—Have you seen my pen bought during my visit to Hong Kong Disneyland? —Oh, Jane must have taken it _________ ; she has the same one as yours.
A.
by mistake
B.
on purpose
C.
by chance
D.
by accident
【单选题】I know you must have taken every necessary step to ________ that the experiment will not fail. But I want to be _________.
A.
assure; insured
B.
insure; ensured
C.
ensure; reassured
D.
assure; ensured
【简答题】Iknow you must have taken every necessary step to _____ that the experiment will not fail.(assure; ensure; insure; reassure)
【简答题】Read the following paragraph (the second paragraph of Passage B) and find the main idea by applying the reading skill “Skimming”. I trust that as you prepared for this day, you must have taken some ti...
【多选题】下列关于糖浆剂的表述中，正确的是
A.
单糖浆的浓度为85%(g/g)
B.
热溶法制备糖浆剂适合于对热稳定的药物
C.
单糖浆可作为矫味剂、助悬剂
D.
糖浆剂本身具有抑菌作用，不需加防腐剂
E.
制备糖浆剂宜用蒸气夹层锅加热，并应严格控制温度与时间
【单选题】I know you must have taken every necessary step to __________ that the experiment will not fail. But I want to be ___________.
A.
assure, ensured
B.
ensure; assured
C.
insure; assured
D.
ensure; reassured
【单选题】You must have taken a lot of _______________ to practice.
A.
efforts
B.
effects
C.
money
D.
energy
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