1. Joyce thinks ________________.
A. TV programs are not all bad
B. TV programs are a waste of time
C. TV programs are too violent
查看答案
2. What is Joyce’s opinion on news reports?
A. They are full of lies.
B. They are superficial.
C. They provide information.
3. David thinks news reports are________________.
A.a waste of time
B. biased
C. interesting
4. Which of the following is NOT true?
A. David and Joyce disagree on the role of news reports.
B. David thinks TV has bad effects on children.
C. David thinks if we don’t like the program, we can just switch it off.
下列元素的存在会引起钢材产生热脆现象的有（ ）
A. C
B. O
C. P
D. S
E. N
微信支付 
支付宝支付