题目内容
找出划线词在文中所对应的原词13. The word ‘echolocation’ was first used by someone working as a _______.
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______ Transportation is suitalbe for a big order.
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It is finally agreed that shipment is effected by ________ in three equal ________ from September.
The exporter is obliged to get the ________ ready, make out the ________, and book ________ space.
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