Theglassdoorshavetakentheplaceofthewoodenonesattheentr...

问题详情：

 The glass doors have taken the place of the wooden ones at the entrance, ________ in the natural light during the day.

   A. to let          B. letting               C. let            D. having let

【回答】

B

知识点：非谓语动词

题型：选择题