根据下列句子及所给汉语注释,写出空缺处单词的正确形式,每空一词。
Mike’s room is very________(整洁), we should learn from him.
You can read books (看书) in the school ___________(图书馆).
I don’t need a (闹钟). I have a watch.
They are nice, so they always___________(帮助)others.
The desk is in his (父母亲)room