Determine whether the statements are true or falsePut T for true or F for false in the table

6. In most cases both the buyer and the seller will experience many runs of offer and counter offer before. Concluding a contract.

7. A firm offer should include at least three specific conditions, name of commodity, quality of commodity and price of commodity.

8. In reality.the quantity of goods shipped must be exactly the same with that stipulated in the contract.

9. In terms of systems of ways and measures. China adopts us system due to is being widely applied in the international trade.

10. The more or less clause means that the quantity delivered can be more or less within certain extent.