几道英语单选题 请给出答案和解释 谢谢

1Theatmosphereisasmuchapartoftheearthas_itssoilsandthewatersofitslakes,riversandocean... 1 The atmosphere is as much a part of the earth as_itssoils and the waters of its lakes, rivers and oceans.
A is B do C has D are
2 They try to find what the difference between_cars is.
A Mary and Lucy"s B Mary and Lucy C Mary and Lucys‘ D Mary's and Lucy's
3 The project ,_by the end of 2010, will expand the city's telephone network to cover another 1000000 users.
A accomplished B to be accomplished C being accomplished D having been accomplished
4 Acids are chemical compound that,in water solution,have_,a corrosive action on metals,an the ability to turn certain blue vegetable red
A tastes sharp B sharp-tasting C a sharp taste D tasting sharp
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玛雅4
2010-09-01 · TA获得超过872个赞
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蒙的,a,d,c,b
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