下列句子中加点熟语使用正确的一项是                         （   ）

A．他写作时一手夹烟，一手执笔，稿纸就象他脑海的舞台，任他用画笔行云流水般挥发思想。电脑就达不到这样的效果，会打断他的灵感。这也许是他不用电脑的原因。

B．从范仲淹的“先天下之忧而忧，后天下之乐而乐”，从杜甫的“穷年忧黎元，叹息肠内热”到曹雪芹的“满纸荒唐言，一把辛酸泪”；中国作家关注现实，关注普通百姓命运的传统一脉相承。

C．只要你设身处地地到林区去走一走，到海防一线去看看，你就知道，为了“嫦娥一号”探月卫星的观测任务的完成，究竟有多少人在工作，在奉献。

D．首都工人体育场，当崔建手提吉他，神情落寞地走上舞台，将一曲反映时代青年苦闷心曲的《一无所有》演唱得声情并茂，全场观众掌声经久不息，振聋发聩。

Directions:

You are in charge of a dining hall in a university. You received a few letters complaining about the crowded condition of your dining hall. Write a letter to one of the complainers to

1) acknowledge the complaints,

2) suggest alternatives to avoid the crowdedness, and

3) express your appreciation for the comments.

Do not sign your own name at the end of the letter. Use "Li Ming" instead.

Do not write the address.