甲方要求加快某大型公建工程进度,采用以下哪种方法是不合适的?()
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__________ is the question nobody can answer. A. From where is he B. Where he is from C. Where is he from D. He is from where
Professor Liu_________for20 years by the end of next summer. A.has taught B.will be teaching C.has been teaching D.will have taught
Short sight can be __________ by the use of suitable glasses. A.fixed B. improved C. reduced D. corrected
A.materialB.device C.detector D.meter
A. material
B. device
C. detector
D. meter