题目内容
After completing and signing it, please return the form to us in the envelope ________.
| A.providing | B.provided |
| C.having provided | D.provide |
B
考查非谓语动词的用法。此处动词provide与其逻辑主语envelope之间是被动关系,在句中作定语,相当于which is provided。句意为:完成并签名后,请把表格放入我们提供的信封内送回。
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