高分子稀溶液在θ状态下，高分子的排斥体积等于零。（)

he time of shipment can be later than that stipulated in the credit.()

The company stipulated that this contract______fulfilled within one month.

A．is

B．was

C．be

D．wouldbe

We are sorry to inform you that the shipment is not( )the standard stipulated in the contract.

A. into B. up to C. according to D. instead of

(1)A place after "at/from" will be deemed to be the stipulated ( ) port of loading/( ) port of discharge.

(2)A place after "for transportation to" will be deemed to be the stipulated ( ) port of loading/( ) port of discharge.

We are pleased to inform you that the shipment is received( ) the times stipulated in the contract.

A. into B. up to C. within D. instead of

We are pleased to inform. you that the shipment is received () the time limit stipulated in the contract.

_____ the terms of payment as stipulated in the contract ，please establish an

irrevocable letter of credit in our favor.

A. In fact

B. As a matter of fact

C. In contrast with

D. In accordance with

We will see to it that the L/C( )within the stipulated time.

A. should be opened B. must be opened

C. is opened D. will be opened