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【单选题】
某质点的运动学方程为x=2t-7t^3+3(SI) ,则该质点作 ( ) 。A.
匀变速直线运动，加速度沿x 轴正方向
B.
匀变速直线运动，加速度沿x 轴负方向
C.
变加速直线运动，加速度沿x 轴正方向
D.
变加速直线运动，加速度沿x轴负方向
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反馈参考答案：
举一反三
【单选题】女,55岁。胸骨后剧烈疼痛5小时,伴大汗淋漓,血压80/40mmHg,心率144次/分,面色苍白,四肢发冷,心电图提示广泛心肌梗死。该患者最理想的有效治疗措施是
A.
硝酸甘油扩血管
B.
毛花苷丙强心
C.
尿激酶溶栓
D.
主动脉内球囊反搏泵
E.
直接PTCA术
【简答题】Your function in the organisation is different from that of the other managers.
【简答题】带毛狐皮制的水筒
【单选题】You are applying to an organisation for your dream job. What could you mention to convince the recruiter of your motivation?
A.
You have developed extensive skills through recent work experience and deserve a salary to reflect this
B.
Your current job offers 25 days annual leave, health care and a pension, so you would hope to negotiate a similar deal
C.
You have researched the core business activities that the organisation is involved in and feel excited by it
D.
You have done a similar job before
【单选题】An organisation is owned and run by central government agencies. The organisation is best described as which of the following statements?
A.
A voluntary sector organisation
B.
A private sector organisation
C.
A public sector organisation
D.
A voluntary sector organisation
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