What can we infer from the last paragraph
A. Designing this plane is like a gamble.
B. It's not sure if any manufacturers will invest in this plane.
C. No manufacturers can afford the investment in this plane.
D. The design of this plane is impracticable.
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驱虫药的主要作用是( )
A. 清热解毒
B. 凉血止血
C. 行气利水
D. 驱虫或杀虫
E. 燥湿杀虫
Which of the following statements is true according to the first paragraph
A. Color patterns of our dreams may affect our mood directly.
B. A long time records of our dreams can predict our future events.
Color patterns of our dreams show what emotional states we are in.
D. When we experience crises in his life, we always have nightmares.
消食药具有的功效是( )
A. 芳香行气，消痞散结
B. 健脾养血，安神
C. 消食化积，增进食欲
D. 健脾益气，利水渗湿
E. 健脾止泻，消积导滞
对中标进场从事项目施工的承包企业质量管理体系的核查中，监理工程师对报送的相关资料进行审核，并进行( )。
A. 抽样检查
B. 就地检查
C. 实地检查
D. 全面检查
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