单项选择题
______ more training, they could have done better in the World Cup.A.Given B.To give C.Giving D.Having given
多项选择题 《UCP600》将信用证项下的单据分为()。
多项选择题 根据INCOTERMS 2010,适用于任何运输方式的贸易术语有()。
单项选择题 Look what you’ve done! You ______ more careful.A.should have been B.may be C.must be D.would have been