泰国投资大的电影剧情介绍:[例9]No one doubts______it is true.A.whether　B.if　C.that　D.what【解析】答案C。doubt用在肯定句中后接if引导的从句，用在否定句中后接that引导的从句。[例10]There is much chance______Bill will recover from his injury in time for the race.A.that　B.which　C.until　D.if【解析】答案A。that在此引导同位语从句，修饰c...