-Could you tell me something about that

阅读下列句子，组成一段通顺的对话，将句子序号填在文后的横线上，其中E、G已给出。

A. No, you can take bus No. 5. It comes in every ten minutes.

B. Sorry, I am new here. You can go and ask the policeman.

C. Thank you. Let's hurry.

D. Excuse me, sir! Is this bus for the History Museum?

E. Mum, how can we go to the History Museum?

F. Look, a woman is taking photos over there. Let's go and ask her.

G. Excuse me, Miss! Where is the History Museum, please?

E  _____________  G  _____________  _____________  _____________  _____________

客人到餐厅就餐，不希望得到（）的食品、饮料和服务。

A、质量不佳

B、份量足够、供应及时

C、供应及时、适当

D、质量最佳1

何谓精压？

指示电极是指（）随溶液中待测成分含量的变化而改变的电极。

碳作为还原剂的还原反应称为（）。