根据括号内的汉语，结合句子的意思，在横线上写出形式正确的英语单词，

每个空格只准填一个单词。

1．Can you show me the way to the               (博物馆)?

2．The new house has two               (书房) inside.

3．You two must stop               (争吵). You should be friendly to each other.

4．When we got there, they were               (说起) you.

5．The meeting will begin after the worker               (安装) the microphone and the speakers.

6．He               (吐唾沫) to his neighbours because they laughed at him.

7．This hill is too               (陡峻) to ride up on a bike.

8．The train               (减速) down as it went around the bend.

9．At that time they sent message almost by               (电报).

10．Though he is old, he always dresses               (整洁).