No investigation , no right____( speak)

What company does the man work fort A: An investigation company. B: A newly set-up newspaper firm. C: A sales company. D: A market research company.

The following are not part of the emergency rescue system ( ). A: accident plan decision B: traffic accident site treatment C: traffic accident detection and confirmation D: traffic investigation

The police have ________ an investigation into the incident.

The research proposal can __________. A: clearly and systematically present the research problem and objective B: indicate the significance and introduce the specific methodology and research procedures synthesize current knowledge, seek gaps and formulate a plan to address the problem C: synthesize current knowledge, seek gaps and formulate a plan to address the problem D: provide a timetable for the study and a budget of the investigation or experiments