sắp xếp các từ sau thành câu hoàn chỉnh:
1. had/ The/ waste/ company/ illegally/ toxic/ ./ dumped
2.improvement/ I/ do/ a/dramatic/ in your/ see/ work . / need
3.in/ have/ some/ There/ reduction/ unemployment . /been
4.below/ I/ a/ swimming/ birds , /I /the / could/ were/ If/ fish/ just/ sur-face ./ see
5. seek/ Beacause/ depression/ worsened ,/ his/ decided/ treatment . /he/to
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