i regret to tell you this, but...

Question

i regret to tell you this, but i broke the window. 为什么要用but.? 还有一个. it's hard work climbing mountains. it's hard work后加doing sth吗? 谢谢指点~

Answer 1

1.but表示转折呀
，句子翻译过来是我很抱歉但我不得不说，是我打碎了窗户。
2.it's
hard
work后加doing
sth是可以的，也能加动词不定式，it's
hard
work
to
do
something