It can be inferred from the passage that o...
Câu hỏi: It can be inferred from the passage that one reason that sociologists may become frustrated with questionnaires is that
A respondents are too eager to supplement questions with their own opinions
B questionnaires are expensive and difficult to distribute
C respondents often do not complete and return questionnaires
D questionnaires are often difficult to read
Câu hỏi trên thuộc đề trắc nghiệm
Đề luyện vào 10 CHUYÊN môn Tiếng Anh số 1