根据句意，在答题卡标有题号的横线上，写出括号内所给单词的适当形式。
(1)I____ (simple)can't believe what she told me yesterday.
(2)It is____ (honest) to lie about your age when you enter the competition.
(3)The factory suffered a heavy ____ (lose) as a result of the accident.
(4)They found that cooking meat on a fire made it____ (tasty) and safer.