5. It takes a while to get used to it.
用一段时间就熟悉了。
还能这样说：
You will know it after a while.
You will be familiar with it after a while.
应用解析：
take a bad turn 变坏，恶化；
take a fancy to 爱上，爱好；
take a shoot 走近路，走捷径；
take a stand 依据；主张

6. When is my training session?
我的培训课程什么时候开始？
还能这样说：
What time does the training session begin?
When can we start the training session?
应用解析：
the summer session 夏季学期；
between sessions 休会期间；
have quite a session with sb. 和某人纠缠了一阵子

7. Let's go for a tour of the office.
我们随便走走熟悉一下办公室环境吧！
还能这样说：
Let's go about to be familiar with the office.
Please follow me to look at the office.
应用解析：
operate a tour 带领一个旅游团；
organize a tour 组织一个旅游团；
round-the-world 环球旅游

8. Before you do your job, it's necessary for you to be familiar with our own products.
在你开始工作前，有必要先熟悉一下我们的产品。
还能这样说：
It's necessary for you to acquaint with our products before you work.
You should get to know about our products before you get to your work.
应用解析：
acquaint sb. with 把……告诉某人；
get acquaintd with 认识，熟悉