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【单选题】
预计某地区某类房地产的需求不变，但开发成本趋升，供给量，则预计其价格短期内会（ ）。A.
上升
B.
下降
C.
不变
D.
升降难定
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Confronted with the complex international situation, we need a foreign policy that is more ____.
A.
symbolic
B.
confidential
C.
controversial
D.
flexible
【简答题】设计滚子从动件盘状凸轮轮廓廓线时，若将滚子半径减小，那么凸轮图形廓线上各点曲率半径______。
【单选题】As soon as he was confronted with the evidence, he confessed his guilt.
A.
showed
B.
admitted
C.
told
D.
claimed
【单选题】Confronted with the new groups of cosmic reality, many educated men ______.
A.
become ignorant savages again
B.
find the 'time barrier' unbearable
C.
will not combine solar and stellar space
D.
cannot adapt to the abrupt change of scale