？Read this letter about buying a computer.
？Choose the best word to fill each gap.
？For each question (19-33), mark one letter (A, B, C, or D) on your Answer Sheet.
？One answer has been given as an example.
1stApril 20—
Dear Mr. Jones,
I am pleased to confirm our ability to meet your requirements for the HDC Graphics Workstation.
Considering your special needs, I suggest that you place your order for the agreed equipment as soon as possible. The (19) time for hardware for example is 6 weeks from receipt of order to (20) . Thus, an order placed with us tomorrow will (21) delivery to your site by the week commencing Monday, May 15th.
All orders must be accompanied by a (22) of 20% of the total amount shown on the attached (23) . The (24) amount should be paid no later than one week following delivery. Please note that (25) charges have not been included, and a separate invoice covering these charges will be (26) at the time of delivery.
As I (27) you on the phone, this particular hardware runs the (28) version of EUCLID-IS, 2.2b. However, it is not expected that this software will be (29) in this country until next month.
We have every (30) in the suitability of our hardware for such software. Moreover, you can be assured of our (31) to solve any minor difficulties through our experienced customer service team.
As I informed you, the equipment carries a one-year (32) . During this period, we undertake to send one of our staff to carry out repairs on site within a period of 12 hours. For your future (33) , however, we also operate an insurance scheme, covering the equipment against breakdowns for a small additional cost.
Sincerely
Jackie Lee
(19)

A. delivery
B. arrival
C. transport
D. postage