小题1:The best title of the 3rd advertisement would be _______.

A．Training at Home

B．Learning at Home

C．Recording Work

D．Working at Home小题2:According to the information above,if your child has hearing problems,you can turn to _______.

A．At-Home Profession Crop

B．Globe Insurance Company

C．Bradford Publications

D．American Inventors Corp小题3:From the advertisements above,we can learn that _______.

A．Globe Insurance Company has a history of 51 years

B．as a medical transcriptionist,you may earn $25 000 a month

C．Bradford Publications offers a treatment to hearing impaired parents

D．you can visit www.aic.com when you invent a new model of hearing aid

火灾保护系统中，1区指的是（）；2区指的是（）。先行排放时间为（）；后续排放时间1区为（），2区为（）。