单选题
______ your order, please complete the following form, including your credit card details, and click on the "submit" button.
【正确答案】
D
【答案解析】祈使句please complete the... and click on the "submit" button构成完整结构，因此______your order应该作状语。现在分词短语、过去分词短语和不定式都可作状语。此处表目的最符合句意的是(D)to place。