单项选择题 The goods which are carried into and out of the territory by the same vessel or aircraft are defined as （）.

多项选择题 合同中的数量条款为"1000M/TWtih5%more or less at Seller's option"，则卖方交货数量可以是（）

单项选择题 We shall fulfill your order as usual if we do not hear from you （） the contrary before the end of this month.