皮皮学，免费搜题
登录
搜题
【单选题】
发现问题时的怀疑感，百思不得其解的苦闷感等都属于（ ）。A.
道德感
B.
热情
C.
责任感
D.
理智感
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Any alteration in design would mean re-setting our machines, and the cost of this would be prohibitive ____ you could place an order for more than 5,000.
A.
until
B.
with
C.
unless
D.
when
【单选题】Piston rings must be used to provide the necessary seal.的正确译文是
A.
发动机由上百个部件组成。
B.
发动机的曲轴必须旋转。
C.
活塞环安装在环槽内。
D.
活塞环用于提供必要的密封。
【简答题】Robbie is furious that the newly revised rules mean he would not be qualified for any of the major aw______.
【简答题】根据下列材料请回答 54～58 题： 第 54 题 The Norwegian Government would prefer the oil' industry to _________.
【单选题】These piston rings are so badly worn that they must be （）.
A.
renewed
B.
welded
C.
machined
D.
chromium-plated
【简答题】为了保证抗坏血酸含量测定的准确度,应该注意什么?
相关题目：
【简答题】根据下列材料请回答 54～58 题： 第 54 题 The Norwegian Government would prefer the oil' industry to _________.