Well, to continue, as I mentioned earlier, there is also research that demonstrates that individuals perform worse, not better on tasks when other people are there.
				出自-2012年12月听力原文
				Social psychologist, John Roberts, finally cleared up the confusion about why people sometimes perform better and sometimes worse in front of an audience
				出自-2012年12月听力原文
				The research argued that boys often perform badly in mixed schools because they become discouraged when their female peers do better earlier in speaking and reading skills.
				出自-2011年12月阅读原文