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【单选题】
在生态系统中,下列属于生产者的是( )A.
各级动物
B.
绿色植物
C.
微生物
D.
土壤
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参考解析：
知识点：
皮皮学刷刷变学霸
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【多选题】不是合格的学术论文和毕业论文通常具备哪些特点 ?( )
A.
所得结论缺少必要的实验或调查研究和分析论证，或实验数据造假
B.
没有提出明确的能够体现所学专业价值的问题
C.
没有应用所学专业的基本理论去观察分析思考问题
D.
没有应用到能够体现所学专业价值的科学方法或专门技术问题
E.
抄袭他人成果或没有按照著录规则标明参考文献资料来源
F.
术语的使用不具有专业性且自相矛盾
【单选题】_______ you ______ to the dinner? [ ]
A.
Are; invite
B.
Do; invite
C.
Have; invited
D.
Have; been invited
【单选题】What does the author mean by 'It just means they have to use a scalpel rather than an invisible mallet' (The last line, Paragraph 5)?
A.
The gang members should be given a get-tough attitude in the long run.
B.
The targeted gang members rather than all of them should be given a get-tough treatment.
C.
A scalpel can cut off the tumors of the society while the invisible mallet fails to.
D.
A scalpel is more powerful than the invisible mallet.
【简答题】Besides refreshing the mind again and again on what have been learnt, thus maintaining a certain individual and overall standard of knowledge, examinations can also______.
【单选题】As a new driver, I have to practise _________ the car in my small garage again and again.
A.
park
B.
to park
C.
parked
D.
parking
【单选题】The meeting______ in October, put the plan has been put off again and again.
A.
was to have been held
B.
ought to have held
C.
was to be held
D.
must have been held
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