单项选择题
A. confess B. socialize C. exchange D. converse
A. Our attitude toward what we read may change if we are given more reasons. B. An open-minded thinker is responsible for what he/she says. C. Critical reading can make us believe more in what we read. D. We ought to question the value of what we read if its source is not authoritative.
A. Red, blue, yellow, and white. B. Black, white, gray, and red. C. Black, white, green, and brown. D. Black, white, red, and yellow.