I regret ________ your advice.
A. not having taken
B. not to take
C. not take
D. not to have taken
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The lifestyle. is so very different --- it takes a while to ________.
A. relive
B. adjust
C. handle
D. challenge
悬吊式雨水管道的敷设坡度不得小于。
A. 0.005
B. 0.05
C. 0.01
《涉外经济合同法》是我国首次系统地对涉外经济合同的法律适用问题作出明确的规定。()