在每小题列出的四个备选项中只有一个是符合题目要求的 , 请将其代码填写在答题纸相应的位置上。错选、多选或未选均无分。

1. Your early reply   _______

A. will be highly appreciated                                 B. will be thanked

C. is to be thanked                                               D. is appreciated high

2 ． We hope to receive your quotation with details _______ the earliest date of shipment.

A. including                                                        B. to be included

C. being included                                                 D. include

3. We hope to reply _______ fax if we find the quotation acceptable.

A. on                                                                 B. with a

C. by                                                                 D. with

4. _______ you reduce your price by $10 per dozen, we will have to decline your offer.

A. Unless                                                            B. While