1.There is clear evidence _____ the most difficult feeling of all to interpret is bodily pain.
2.When the news came _____ the war broke out, he decided, to serve in the army.
3.Modern science has given clear evidence ______ smoking can lead to many diseases.
4.The fact worries the parents ___ their only child is addicted to playing online games.
【答案】B。中公讲师解析：考查名词性从句的连接词。此处the fact是抽象名词，后面的that their only child is addicted to playing online games为同位语从句。
5.Your friends were all worried over _____ you were sick.
D. the fact that
【答案】A。中公讲师解析：that you were sick为同位语，解释说明 fact.
6. I have no idea at all ____ he wrote the letter---it isn’t dated.