unable to supply造句怎么写

We regret that we are unable to supply you with the small quantity you require.

If there is a sudden rush for cash, Banks may prove unable to supply it at an affordable price even to creditworthy enterprises.

We thank you for your order sheet of Sep 10th for brown serge, but regret being unable to supply, because prices have risen a lot since we made an offer on August 15th.

We are unable to supply our customers with the products of such poor quality received from you.

We regret that we are unable to supply the goods you require.

We have taken due note of your requirements for plumbing and heating supplies, but regret being unable to supply at present.