What should people do during the warming-up exercise for running？
A. Try to run at a breathless speed.
B. Increase the pace in a gradual way.
C. Keep talking with their companions.
D. Warm up the muscles by stretching.
查看答案
A．Strict and picky.B．Responsible and nice.C．Helpful and patient.D．Responsible but too
A. Strict and picky.
B. Responsible and nice.
C. Helpful and patient.
D. Responsible but too direct.
2009年上半年，我国国内生产总值为()。
A. 139862亿元
B. 147953亿元
C. 148632亿元
D. 151429亿元
若按照2005年的增长率来计算，2009年的社会投资用于地质勘查投资的资金约是()。
A. 675亿元
B. 765亿元
C. 640亿元
D. 456亿元
When talking about running, the author suggests that people who had some diseases______.
A. give up running
B. run at a lower pace
C. run at their will
D. seek medical advice
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