Would you like to go and see Avatar withme tonight— Thank you very much , but I italready.

下列各句横线处应填入的词语，最恰当的一组是（ ）李星在专业理论方面具有很不一般的修养，无论对重大理论问题还是对一般的艺术观点，都力求认真钻研以至透彻理解，而不是那种号称 其实常常 ，最终只能用“模糊语言”写评论的评论“家”。李星的评论文章条理清晰，论断力求准确，且也不乏惊人之见；一旦灵性突发，甚至诗情如潮而涌，字里行间时有 飞溅。

In my opinion, everyone has periods in their lives _______ everything seems very hard.

I have got a headache –No wonderYou ___in front of that computer too long

Where is Sandy—-He ______to anwer the phone. He’ll beback in a minute.