石化生产中存在诸多不安全因素。事故多,损失大。
参考答案:对
With so many difficult problems ______, the newly-elected president, Obama, is to have a hard time。
A.settled
B.settling
C.to settle
D.being settled
某商业银行从事期货交易担保业务的资格,由( )批准。
A.中国人民银行B.中国银监会C.中国证监会D.中国期货业协会