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【多选题】
从市场环境来看,要防范的风险主要有( )
A.
投资风险
B.
经济合同风险
C.
产品市场风险
D.
债务风险
E.
彗星撞地球的风险
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参考答案:
举一反三
【单选题】下列有关种群和群落的叙述正确的是______。
A.
种群和群落都具有典型的垂直分层现象
B.
任何区域初生演替的结果都是形成森林
C.
种群密度能够准确地反映种群数量变化的趋势
D.
群落中两个物种之间可能存在一种以上的种间关系
【单选题】Jack failed the exam again. He ________ he __________ the teacher's adivce
A.
hopes; took
B.
hopes; has taken
C.
wishes; took
D.
wishes; had taken
【判断题】“收入一费用=利润”这一会计等式,体现了企业一定时期内的经营成果,是编制利润表的基础
A.
正确
B.
错误
【判断题】()“收入-费用利润”这一会计等式,体现了企业-定时期内的经营成果,是编制利润表的基础。
A.
正确
B.
错误
【判断题】群落中的两种生物之间可能具有两种种间关系。
A.
正确
B.
错误
【多选题】加强侧伸展式()腿大腿向()旋转。
A.
B.
C.
D.
【单选题】听力原文:W:Jack failed in the exam again. M:He had played basketball all the time and did not study. Q:Why didn't Jack pass the exam again? (15)
A.
Jack failed in the exam for the first time.
B.
Jack was a very good basketball player.
C.
Jack paid no attention to his study before the exam.
D.
Jack played basketball after the exam.
【单选题】下列关于种群和群落的叙述中,正确的是
A.
一个池塘中所有的动植物是一个群落
B.
一个生物群落中两种生物之间可能具有两种种间关系
C.
对动物种群密度的调查方法都是标志重捕法
D.
不同种群中的生物一定属于两个物种
【单选题】听力原文:W:Jack failed in the exam again. M:He had played basketball all the time and did not study. Q:Why didn't Jack pass the exam again? (10)
A.
Jack failed in the exam for the first time.
B.
Jack was a very good basketball player.
C.
Jack paid no attention to his study before the exam.
D.
Jack played basketball after the exam.
【判断题】南味熏鱼,就是加工好的鱼块经过油炸上色,再用卤汁焖烧,收干卤汁而成菜,此菜属熏制菜肴。
A.
正确
B.
错误
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