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【单选题】
A proper title for this passage might be______
A.
Fear of Hard Work Steers Students Away from Science & Tech.
B.
Possible Causes of Scarce STEM Jobs on the Labor Market.
C.
Who Are Best Suited to Major in Science and Technology?
D.
Careers as Doctors Will Be the Best Jobs in the Future.
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举一反三
【简答题】EPO是()的缩写,它的主要作用是()。
【单选题】We used to see each other ______,but I haven’t heard from him since last year.
A.
especially
B.
particularly
C.
regularly
D.
approximately
【单选题】We used to see each other _____, but haven’t heard from him since last year.
A.
especially
B.
regularly
C.
particularly
D.
approximately
【单选题】We used to see each other ▲ but I haven’t heard from him since last year.
A.
especially
B.
regularly
C.
particularly
D.
finally
【单选题】玻璃猫眼与石英猫眼区别在于()
A.
密度
B.
硬度
C.
荧光
D.
包裹体特征
【单选题】急性肾衰竭少尿期最常见的血镁、磷、钙代谢异常是
A.
高镁、高磷、低钙
B.
低镁、高磷、低钙
C.
高镁、低磷、高钙
D.
低镁、高磷、高钙
E.
高镁、高磷、高钙
【单选题】幼儿想象的主要特点之一是 ?
A.
无意想象占主要地位
B.
有意想象占主要地位
C.
创造想象占主要地位
D.
理想占主要地位
【多选题】在肉类腌制品中最常用的助色剂有( )
A.
L-抗坏血酸
B.
L-抗坏血酸 钠
C.
异抗坏血酸
D.
异抗坏血酸钠
【单选题】新生儿破伤风最早出现的症状是
A.
张口困难
B.
牙关紧闭
C.
苦笑面容
D.
角弓反张
E.
颈项强直
【判断题】表面疏水性强的蛋白质容易吸附在油水界面上。 C. D.
A.
正确
B.
错误
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