I am worker at the tap water pany. I find that 1.
people were being more and more careful about 2.
health .If the tap water appear a little bit unclear 3.
and muddy, the telephone will ring again and again. 4.
Fortunately, people do not pay equal attention to the 5.
protection of water resources .For the sake of our 6.
health, we should take good care our water resources 7.
and environment. There is a saying “whether we do 8.
not careful protect our environment, the last drops 9.
of water we will see them will be our own tears.” 10. 1.am后加a 2. Were改为are 3.appear改为appears
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(答案→)1.am后加a 2. Were改为are 3.appear改为appears
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