Merchant vessels can be divided into liners and tramps, and to the owner of cargo, ( ) proved to be a more convenient means of international cargo distribution .
A、linersA
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----I_____togoforawalk.
---ButI_____goingshopping.
Undernocircumstances,_goodsontheirownaccount.
This agreement shall be cancelled in case the second party fails to sell the agreed quantity within six months.
Under no circumstances, _ goods on their own account.
The students in the class were _____four groups before they started the game.
