【单选题】来源于天然矿物的中药是

A.轻粉

B.石膏

C.石决明

D.铅丹

【单选题】斑蝥薄层色谱鉴别时必须检出的成分是()

A、蚁酸 B、毒蛋白 C、组织胺 D、斑蝥素

【填空题】The ______(centre) issue we face nowadays is that of severe environmental pollution.

【单选题】Have you applied______Mr Black ______the post?It is worth a try.

【单选题】The big fire lasted as long as 24 hours ______________ it was brought under control

【问答题】下列网络图画法正确的是( )。

【填空题】The presidentpromised that the new economic plan would result in the ________(create) of 20,000 new jobs.

【单选题】---is footbal John's favourite sport? ---yes, _____ football,baseball is his greatest love

【判断题】化工机械的预检修制度是指化工机器和设备是按照预先制定好的计划进行检查和修理的方法。

【判断题】化工企业“五字检查法”指听、摸、查、看、问。

【判断题】网络计划技术就是以网络图为基础的计划管理方法。

【单选题】三级安全教育不包括( )。

【单选题】背腹缘几平行,长为宽的2-3倍的牡蛎是()

A、长牡蛎 B、大连湾牡蛎 C、近江牡蛎 D、密鳞牡蛎

【单选题】条痕色为本色的是

A.自然铜

B.炉甘石

C.赭石

D.以上均是

【单选题】燃烧时有臭鸡蛋气味的是

A.信石

B.赭石

C.石膏

D.硫黄

【填空题】The composer has been looking for ways to combines ______(harmony)and rhythmic structure.

【判断题】需要拆卸后加油或换油的部位,由操作工人定期清洗换油。

【单选题】The discovery of new evidence led to ______________.

【单选题】Never ______ that until tomorrow ,which you _____ do today

【单选题】有吸溶性的中药是

A.赭石

B.炉甘石

C.磁石

D.明矾

【单选题】下列哪一条符合设备日常检查的特点之一?( )

【单选题】加盐酸能产生大量气泡,此气体能使澄清石灰水变浑浊的是

A.炉甘石

B.磁石

C.赭石

D.石膏

【单选题】-Would you have helped her, had it been possible? --Yes, but I __________ busy with my work.

【判断题】关键线路时序时间最长,关键线路的时间缩短会使工期小。

【单选题】下列矿物药中主含单质成分的是

A.雄黄

B.自然铜

C.朱砂

D.硫黄

【单选题】置坩埚中加热能产生白色或黄白色火焰,并伴有白色浓烟的是

A.硫黄

B.明矾

C.雄黄

D.朱砂

【填空题】We don`t usually accept checks, but for you we`ll make an ______(except).

【单选题】网络图中关键线路往往不止一条,越是( )的计划,其关键线路就越多。

【单选题】______ the loud noise going on in the workshop, I can hardly ______on my lessons.

【判断题】ISO 9001认证证书的有效期只有三年。每年都要监督审核一次。

【填空题】______ is the ______. Without ______, there is no secure ______; without direction, there is no ______.

【简答题】翻译:爵士乐和其他种类的音乐不同 (be different from)

【问答题】下列网络图中画法正确的是( )

【单选题】下列哪一条在设备检修停车时间定额的范围内?( )

【填空题】Her new book examines the United States` ______(involve) in WWII.

【判断题】网络图中可以有缺口和回路。

【填空题】I dislike that rock star because his music is loud and not very ______(melody).

【单选题】具金属光泽的矿物药是

A.铅丹

B.信石

C.硬滑石

D.自然铜

【填空题】After the Civil War, two new influences bagan to affect the music ______(perform)among black Americans.

【单选题】Do you think regular exercise ________good health?

【判断题】检修准备计划根据车间的检修作业计划制定,它包括材料和备件的领取;各种工具和量器具的准备;劳动力的调配和组织等一系列计划,以保障检修的正常进行。

【单选题】经煅烧后遇水能硬化的矿物类中药是

A.炉甘石

B.磁石

C.自然铜

D.石膏

【判断题】接到检修任务书,在任务紧急的情况下,可以一边办理动电动火手续一边开始检修。

【填空题】Although she and I are good friends, I don`t share her______(religion)beliefs.

【单选题】He let out an _____ cry, "we've won!"

【填空题】It is known that ______(expose) to lead will damage the brains of young children.

【单选题】___________ on the small island, the tower has been seriously damaged by the sea water?

【单选题】我国最早采用皂甙沉淀甾体加工“化石”的朝代是

A.唐代

B.南宋

C.北宋

D.明代

【单选题】蛤蚧原动物的主要采集期是:()

A、3~4月 B、5~6月 C、10~12月 D、5~9月

【填空题】重组句子 Winter / moods / negative /cause / can / weather/ .