What ______ he do on his last school trip? [ ]
A. does
B. did
C. is
D. was
B
请论述沟通的定义？
为促进《条例》的落实，原则上凡报送分行审查的企业授信业务，在报送授信业务时须按要求同时报送信息主体签署的《授权书》复印件。
