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is sympathetic to Shell. worries about the oil industry. takes a neutral attitude towards oil industry. is optimistic about the oil production.
To show the concern of these companies about oil problem. To prove what the author said is true. To illustrate the importance of these companies. To explain the cause of the oil problem.
ought must should to ought to
empty vacant hollow blank
new technologies can help in finding oil. we should not search for oil only in one place. oil can be reproduced like fish in the pond. there is a peak point in oil production.
People stop searching for oil. People decrease the production of oil. People use less oil than they used to. The oil exploitation is limited.
the time when the oil production of the world would peak. the time when the oil found in the world would peak. the time when the oil burning of the U.S. would peak. the time when the oil production of the U.S. would peak.
To show the concern of these companies about oil problem. To prove what the author said is true. To illustrate the importance of these companies. To explain the cause of the oil problem.
is sympathetic to Shell. worries about the oil industry. takes a neutral attitude towards oil industry. is optimistic about the oil production.
the time when the oil production of the world would peak. the time when the oil found in the world would peak. the time when the oil burning of the U.S. would peak. the time when the oil production of the U.S. would peak.
should not ought not should ought to
People stop searching for oil. People decrease the production of oil. People use less oil than they used to. The oil exploitation is limited.
new technologies can help in finding oil. we should not search for oil only in one place. oil can be reproduced like fish in the pond. there is a peak point in oil production.
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