【题目】The questionnaire takes _________ ten to fifteen minutes to complete and can be used along with the assessment interview.
A.. mainly B. exactly
C. approximately D. precisely
在线课程【答案】C
【解析】这里意思是“问卷大约需要 10 至 15 分钟完成并能够和评价采访一起使用”，应选择 approximately“大约地”。 mainly“主要地”， exactly “确切地”，precisely“精确地”。所以选C。