She found ____ difficult to settle and calm down in the ____ place, because she was worried about whether they would be discovered.
给下列字加上偏旁,组成一个新字,再组词。
白 ____ ____ ____ ____
马 ____ ____ ____ ____
“他不是神仙,往日传说中那如山般的形象轰然倒去。”选择这句话中“形象”的恰当解释。( )
下列变化属于物理变化的是( )