A.Expand operating areas. B.Restrict operating hours. C.Limit the use of waterscooters. D.Enforce necessary regulations.
单项选择题About how many customers come to Harrods on an average day ?()
A.11,500 B.30,000 C.250,000 D.300,000
单项选择题According to professor Richard Miller of the University of Michigan, people will ().
A.life for as long as they wish B.be relieved from all sufferings C.live to 100 and more with vitality D.be able to live longer than whales