根据句意，写出括号内所给单词的适当形式。
（1）“We don't want to be treated ____   (different) from others,” the disabled said.
（2）When a strong wind came from the northwest, the heavy haze(雾霾) over Wuxi city began to____(appear).
（3）It's lucky to have so much ____ (value) experience in learning English during the course.
（4）I can't understand his ____ (silent) on such an important matter.

表是元素周期表的一部分，回答下列问题：