Question

12. Anyone in the lab has to     the following

dos and don'ts.

A. observe         B. consult

C. recognize      D. direct

Answer 1

12. A考査动词辨析。句意：实验室的任何人都要遵守下面的准则。observe观察，庆祝，遵守；consult咨询；recognize认识，识别；direct指导。根据句意选A。