Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the "quoted" word(s) in each of the following questions.
21. He had always been "reckless" with money.
1 điểm
A. exact
B. mindful
C. caught
D. alert
22. I’m very "careful" about washing my hands before eating.
1 điểm
A. considerate
B. attentive
C. thrifty
D. casual