A new study suggests that the more teenagers watch television,_______ develop depression(抑郁症) as young adults.
---How do you like your Chinese teacher? ---_____.
----Are you sure it’s going to snow this weekend? ----_____.
----Bruce works very hard. ----_____.
----Thank you for your help. ----_____.
----I’m sorry but I didn’t mean to break it. ----_____. A. Why not be careful C. Why so careless C. Be careful next time D. You’re too foolish