根据句意，写出括号内所给单词的适当形式。
Don’t get _______________ (patient) when you are in trouble. You should calm down.
The worker’s ______________ (care) led to the big fire.
When Tom heard the news of getting a scholarship, he ________(simple) couldn’t believe his ears.
Tom felt ___________(sleep) than before because he stayed up too late the night before.