شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 13067
They have two houses; one in England and one in US. They do not pay taxes by living ............... .
. Chinese scientists are applying their ..................................... , skill and modern technical equipment against nature in an effort to get more oil for their country
Which one is grammatically WRONG?