Are your shirts made cotton—Yes, they are. And they were made the US.

The trade union intended to call on the workers to go on strike _______ the government’s limitation on exports

在下面一段空缺处依次填入成语，最恰当的一组是（ ）台上一分钟，台下十年功。接地气的草根戏班，________的地方唱腔，着实令戏迷们为之________。台上是帝王将相才子佳人，台下是男女老少芸芸众生，演戏人精益求精，演得________；看戏人津津有味，笑得前仰后合。台上演员声泪俱下，台下观众也跟着哭鼻子抹眼泪：人们就这样莫名其妙地融进了悲剧的氛围之中。

She must have ranked her birthday presents in order of_because the top one is her favorite．

I found ________ difficult to make friends with him because he is very shy.