1 . We’ll have a picnic tomorrow, a______(假定) the weather stays clear. (根据中英文提示填空)

2 . The i______ I saw him, I knew he was the man the police were looking for. (as soon as) (根据英文提示单词拼写)

3 . Zhong Nanshan, who is a______________ (确认, 承认) as China's leading epidemiologist wins Edinburgh honor. (根据汉语意思填空)