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细菌用革兰染色法染色后，保留结晶紫呈蓝色兰阳性菌；而失去结品紫被复染呈红色兰阴性菌。（ ）
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参考答案：
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【单选题】The old furniture is made of _____. Please keep it away from fire. [     ]
A.
glass
B.
metal
C.
wood
D.
cloth
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【单选题】Which of the following can be inferred about a long-distance race in which both athletes who use performance-enhancing drugs and those who do not use these drugs compete?
A.
The athletes using the drugs will be caught by the proper authorities and ejected from the race.
B.
The athletes using the drugs will have a better chance of winning the race.
C.
The athletes using the drugs will use steroid precursors that produce effects similar to those of androgenic drugs but are not technically steroids.
D.
The athletes using the drugs are more likely to be professionals in their sport than the athletes who do not use such drugs.
E.
The athletes using the drugs will be more likely to use any means possible to win the race, including intentional sabotage of the other racers' equipment.
查看完整题目与答案
【多选题】分支行制商业银行类型的缺陷有( )
A.
受地方经济影响大
B.
易形成垄断
C.
内部管理难度大
D.
不利于先进技术和设备的开发
查看完整题目与答案
【多选题】分支行制商业银行类型的缺陷有 ( )
A.
受地方经济影响大
B.
易形成垄断
C.
管理难度大
D.
放款分散,风险分散
E.
不利于先进设备和技术的开发
查看完整题目与答案
【单选题】主管平衡和调节肌紧张是( )
A.
心脏
B.
小脑
C.
肝脏
D.
肺脏
查看完整题目与答案
【单选题】race car
A.
赛车
B.
卡车
C.
旅行车
查看完整题目与答案
【单选题】属于胎膜的结构是
A.
绒毛膜、 羊膜、 卵黄囊 、 尿囊和脐带
B.
蜕膜、绒毛膜、尿囊、卵黄囊和脐带
C.
绒毛膜、尿囊、胎盘膜、脐带和卵黄囊
D.
尿囊、胎盘、脐带、绒毛膜和卵黄囊
查看完整题目与答案
【单选题】ECR 实施的四个阶段中( )阶段结果是销售额和毛利率增长
A.
供应链构筑
B.
品类管理
C.
激发顾客热情
D.
强调顾客价值、强调品牌的阶段
查看完整题目与答案
【单选题】属于胎膜的结构是
A.
绒毛膜、羊膜、卵黄囊、尿囊和脐带
B.
绒毛膜、羊膜、卵黄囊、尿囊和胎盘
C.
绒毛膜、羊膜、卵黄囊、体蒂和脐带
D.
绒毛膜、羊膜、包蜕膜、尿囊和脐带
查看完整题目与答案
【单选题】Race Car: Distance or Displacement? When a Formula One race car drives a full lap around a circular track that has a radius of 210 m,
A.
the displacement of the car is the circumference of the track;
B.
the distance travelled by the car is the circumference of the track;
C.
the distance travelled by the car is zero;
D.
the displacement and distance travelled are equal.
查看完整题目与答案
相关题目：
【单选题】The old furniture is made of _____. Please keep it away from fire. [     ]
A.
glass
B.
metal
C.
wood
D.
cloth
查看完整题目与答案
【单选题】Which of the following can be inferred about a long-distance race in which both athletes who use performance-enhancing drugs and those who do not use these drugs compete?
A.
The athletes using the drugs will be caught by the proper authorities and ejected from the race.
B.
The athletes using the drugs will have a better chance of winning the race.
C.
The athletes using the drugs will use steroid precursors that produce effects similar to those of androgenic drugs but are not technically steroids.
D.
The athletes using the drugs are more likely to be professionals in their sport than the athletes who do not use such drugs.
E.
The athletes using the drugs will be more likely to use any means possible to win the race, including intentional sabotage of the other racers' equipment.
查看完整题目与答案
【多选题】分支行制商业银行类型的缺陷有( )
A.
受地方经济影响大
B.
易形成垄断
C.
内部管理难度大
D.
不利于先进技术和设备的开发
查看完整题目与答案
【多选题】分支行制商业银行类型的缺陷有 ( )
A.
受地方经济影响大
B.
易形成垄断
C.
管理难度大
D.
放款分散,风险分散
E.
不利于先进设备和技术的开发
查看完整题目与答案
【单选题】主管平衡和调节肌紧张是( )
A.
心脏
B.
小脑
C.
肝脏
D.
肺脏
查看完整题目与答案
【单选题】race car
A.
赛车
B.
卡车
C.
旅行车
查看完整题目与答案
【单选题】属于胎膜的结构是
A.
绒毛膜、 羊膜、 卵黄囊 、 尿囊和脐带
B.
蜕膜、绒毛膜、尿囊、卵黄囊和脐带
C.
绒毛膜、尿囊、胎盘膜、脐带和卵黄囊
D.
尿囊、胎盘、脐带、绒毛膜和卵黄囊
查看完整题目与答案
【单选题】ECR 实施的四个阶段中( )阶段结果是销售额和毛利率增长
A.
供应链构筑
B.
品类管理
C.
激发顾客热情
D.
强调顾客价值、强调品牌的阶段
查看完整题目与答案
【单选题】属于胎膜的结构是
A.
绒毛膜、羊膜、卵黄囊、尿囊和脐带
B.
绒毛膜、羊膜、卵黄囊、尿囊和胎盘
C.
绒毛膜、羊膜、卵黄囊、体蒂和脐带
D.
绒毛膜、羊膜、包蜕膜、尿囊和脐带
查看完整题目与答案
【单选题】Race Car: Distance or Displacement? When a Formula One race car drives a full lap around a circular track that has a radius of 210 m,
A.
the displacement of the car is the circumference of the track;
B.
the distance travelled by the car is the circumference of the track;
C.
the distance travelled by the car is zero;
D.
the displacement and distance travelled are equal.
查看完整题目与答案
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