Of all the students he is _____ at English.(good) 用适当形式完成下列句子

问题描述:

Of all the students he is _____ at English.(good) 用适当形式完成下列句子
you must drive as ______ as possible .(safety)
Peter quickly took a photo of the tiger before it ______(appear)
The couple are both _____who are welcomed by many people.(art)

1.best
2.safe
3.disappeared
4.artists