题目内容：

It's my sincere hope___they will become good friends again
AthatBwhatCwhichDwhen请说明原因

优质解答

答案：A解释：A项的that放进去后,句子变成同位语从句,they will become good friends again就成了hope的同位语,也就是they will become good friends again是在解释hope具体是指什麽,有同位语从句的句子即使没有同位...