支付结算包括()等结算方式。
A.信用证
B.汇兑
C.票据
D.托收承付
参考答案:A, B, C, D
个体防护是一项被动的防尘措施。
The engines of the ship were out of order and the bad weather____ the helplessness of the crew at sea.
A.resulted from
B.turned out
C.made up
D.added to