We inform you that since the price is subject to change,please put an order before May 28 ifpossible

A.A.owing to

B.B.due to

C.C.as to

D.D.thanks to

Dear Sirs,

We are writing to you at the suggestion of our Commercial Counselor's Office of the Embassy in your country.We take the liberty to introduce ourselves as exporters of steel goods,which we have been exporting to Europe.

We are specialized in the above business and recall that many years ago,considerable business was done with your country on such items.Now that the diplomatic relation between our two countries has been established,we are desirous of establishing direct business relations with your corporation.

We shall be grateful if you will let us know whether you are interested in the above items.If so,please inform us of the quantity required.

Yours faithfully

Asking Seller to Cover Insurance for 150% of the Invoice Value

Dear Sirs,

We are pleased to advise you that concerning your S/C No．819 for 500 sets color TV, we have issued confirmed, irrevocable L/C No．919 for US ＄50 000, through the Bank of China, London, valid to October 20.

Please see to it that the goods are shipped before 20th October and the insurance is to be covered for 150% of the invoice value against All Risks．We know that according to your usual practice, you insure the goods only for the 110% of the invoice value, therefore, the additional premium will be for our account.

Please arrange the insurance accordingly and inform us your shipment date after closing the insurance.

Yours faithfully,

A. to inform

B. information

C. inform

D. informed

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

We regret to inform you that the materials you ordered are ______.

A) out of work B) out of stock C) out of reach D) out of practice