万一她突然决定要辞职，谁会当咱们的老板？ 突然means suddenly or unexpectedly
What if she unexpectedly decides to resign，who will be our boss?

我和我高中的朋友正在准备一个全球旅程，我们打算不光坐飞机，而且也坐船。 旅程means a trip. 路程means the distance between two places. 而且也is more soundable(am I used the suitable word?)  and be careful of the different of 做 and 坐
My friend from high school and I are planning to go on a trip around the world, we are planning not only to take a plane but also take a boat.

根据气象人员的预报，明天爬山不理想。 no 为
According to the meteorologist's forecast, tomorrow is not an ideal day to hike.

谢谢您们！

朋友们请帮我一下吧这些句子改一改！谢谢您们。

万一她居然决定要辞职，谁会当咱们的老板？
What if she unexpectedly decides to resign，who will be our boss?
如果她出人意料地决定辞了职, 谁来当咱们的老板

我和我高中的朋友正在准备去一个全球路程，我们打算不光坐飞机，而也做船。
My friend from high school and I are planning to go on a trip around the world, we are planning not only to take a plane but also take a boat.

我和我高中的朋友正在计划著全球旅程, 不但乘机也会坐船.

根据气象人员的预报，为明天爬山不是理想的一天。
According to the meteorologist's forecast, tomorrow is not an ideal day to hike.

谢谢您们！

朋友们请帮我一下,把这些句子改一改！谢谢您们。

万一她居然决定要辞职，谁会当咱们的老板？
What if she unexpectedly decides to resign，who will be our boss?

我和我高中的朋友正在准备去一个全球旅行，我们不仅打算坐飞机，还打算坐船。
My friend from high school and I are planning to go on a trip around the world, we are planning not only to take a plane but also take a boat.

根据气象人员的报道，为明天爬山不理想 。 明天不是个爬山的好日子
According to the meteorologist's forecast, tomorrow is not an ideal day to hike.

谢谢您们！

朋友们请帮我一下吧这些句子改一改！谢谢您们。

万一她居然决定要辞职，谁会当咱们的老板？
What if she unexpectedly decides to resign，who will be our boss?

我和我高中的朋友正在准备去一个全球路程，我们打算不光坐飞机，而也做船。
My friend from high school and I are planning to go on a trip around the world, we are planning not only to take a plane but also take a boat.

根据气象人员的预报，为明天爬山不理想。
According to the meteorologist's forecast, tomorrow is not an ideal day to hike.

谢谢您们！

朋友们请帮我一下吧(帮忙)这些句子改一改！谢谢您们（你们）。

万一她居然（真的）决定要辞职，谁会当咱们的老板（呢）？
What if she unexpectedly decides to resign，who will be our boss?

我和我（的）高中的朋友正在准备去（参加）一个全球路程（旅行），我们打算不光（不仅要）坐飞机，而也（而且也要）做（坐）船。
My friend from high school and I are planning to go on a trip around the world, we are planning not only to take a plane but also take a boat.

根据气象人员的预报，为明天爬山不理想。
According to the meteorologist's forecast, tomorrow is not an ideal day to hike.

English word has many Chinese word ,so you should select a appropriate Chinese word to describe what you want to express.