Антонина Черташ
Nobody can predict the future path of oil prices with certainty. A range of factors influence how oil trades, yet supply and demand remain the main drivers. When fears of economic slowdown, conflict, or similar shocks rise, oil prices can move sharply.，更多细节参见wps
print(average_grade(student)); // 87.75。谷歌是该领域的重要参考
He only learned it had been aired on TV when he saw his phone around 03:00 GMT, including messages from the US as the news reached it.