I think it means ("worried").[对括号里的内容提问]

对括号里的句子提问It will be (cloudy) tomorrow.I think the weather he 对 I don't like politics (because it's boring.) 括号里的内容提问 对 He likes chemistry (because it's interesting) 括号里的内容提问 It means ("No swimming ").对括号内部分提问 I will go to (Guilin)next week.对括号里的内容提问. I played the piano( yesterday).对括号里的内容进行提问 I usually(read english)in the morning.对括号里的内容提问 I have waited for them （since three hours ago）.对括号里的内容提问 i like tomatoes (very much).对括号里的内容提问 I like biology[ because think it is very interesting]对括号里的部分 those are (English) bicycle.对括号里的内容提问. I think (soap operas) are the most boring TV shows.对括号内内容提问