单项选择题
某些害虫对外界的机械性刺激较敏感,为逃避捕食,而呈现的状态是()。
A.假死性
B.趋化性
C.趋光性
D.趋温性
E.趋声性
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单项选择题
听录音,回答下列各题: {MP3:http: wximg.233.com attached media 20130523 20130523174396359635.mp3} __________A.Hes glad he called the doctor. B.He wants to change the appointment. C.He cant come until 4:15.D.He misremembered the date Of the appointment.
A.233.com/attached/media/20130523/20130523174396359635.mp3}
B.Hes
C.He
D.He
E.
D.He
F.
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单项选择题
2000年10月31日第九届全国人大常委会第( )次会议决定对《中华人民共和国中外合作经营企业法》进行了修改。
A.十六
B.十五
C.十八
D.二十
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