A．he was quite sure of success B．he was not sure he would get the umbrella back C．he was rich enough to afford a new umbrella D．he did not know what to do
投影法分为( )两大类。<p>(A)中心投影法 (B)平行投影法 (C)水平投影法</p><p>(D)垂直投影法 (E)折射投影法</p>
A、 B、 C、 D、 E、
The author thinks the White House should ______.
A．limit the oil prices B．manipulate prices by using the reserve C．save money D．reduce demand
【单选题】“阳不胜其阴,阴不胜其阳”的病机体现了阴阳的什么关系() A. 对立制约 B. 互根互用 C. 消长平衡 D. 相互转化 E. 相互交感
They describe how each process goes（)to the next.A．beforeB．onC．inD．/
They describe how each process goes()to the next. A．before B．on C．in D．/
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