单项选择题 When the consignee fails to declare the import goods within the time limit, a fee ______ delayed declaration shall be imposed by the Customs.

单项选择题 If you agree to the proposal, we shall put ______ our concrete plan as to the technical data, quality standard, payment, etc．for your consideration.

单项选择题 Concerning the payment for the machines to be imported by us, we suggest that we make payment ______ three annual installments without interest.