1.The first paragraph is a question to which the author hopes to have a positive answer from the reader.
A Right B Wrong C Not mentioned
2.Shower nozzles shower nozzles that produce water droplets, big and small, can expose anyone using the shower to health problems.
A Right B Wrong C Not mentioned
3.The chemicals contained in water kill bacteria to make it safe for drinking.
A Right B Wrong C Not mentioned
4.The problem that inhalable water droplets produce is that they may expose people with respiratory problems to health hazards.
A Right B Wrong C Not mentioned
5.The adjustable type of nozzles are less dangerous than the fixed one.
A Right B Wrong C Not mentioned
6.People with asthma and other respiratory problems should avoid taking showers.
A Right B Wrong C Not mentioned
7.To overcome the problem caused by inhalable water droplets, Sethi, per haps with some other researchers, is drawing up standards for safe shower head designs.
A Right B Wrong C Not mentioned
答案;BBAABCA