My friends and I have rented a cottage for one weekend, w. We really get on well with each other, and I'm certain that we will spend'll have a really good time there. My friends and I rented a cottage for one weekend. We really get on well with each other, and I'm certain that we'll have a really good time there.

"We get on really well..." might sound more natural

My friends and I have rented a cottage for one weekend, we really get along well with each other and I'm certain that we will spendhave a really good time there. My friends and I have rented a cottage for one weekend, we really get along well with each other and I'm certain that we will have a really good time there.

for more casual sound, you can say "I'm certain it will be a really good time."

You could be thinking, what's dthe problem here? You could be thinking, what's the problem here?

You could be thinking, what's dthe problem here? You could be thinking, what's the problem here?

You could be thinking, what's dthe problem here? You could be thinking, what's the problem here?

Well, this summer I've spent a lot of money during my holidays because I've travelled so much and I wasn't able to work in summer because the catering company I worked for doesn't organise any weddings during this season. Well, this summer I've spent a lot of money during my holidays because I've travelled so much and I wasn't able to work in summer because the catering company I worked for doesn't organise any weddings during this season.

Well, this summer I've spent lot of money during my holidays because I've travelled so much; and I wasn't able to work in summer, because the catering company I worked for doesn't organise any weddings during thise season. Well, this summer I spent lot of money during my holidays because I travelled so much; and I wasn't able to work in summer, because the catering company I worked for doesn't organise any weddings during the season.

Well, this summer I've spent a lot of money during my holidaysthis summer because I've travelled so much and I wasn't. I also haven't been able to work in summer(as much) because the catering company I worked for doesn't organise (organize, American spelling) any weddings during this season. Well, I've spent a lot of money this summer because I've traveled so much. I also haven't been able to work (as much) because the catering company I worked for doesn't organise (organize, American spelling) any weddings during this season.

The weekend that my friends are going to do this trip is the same as the catering business comes back so I don't know what I should do, I need the money but I don't want my friends to be angry with me. The weekend that my friends are going to do this trip is the same as the catering business comes back so I don't know what I should do, I need the money but I don't want my friends to be angry with me.

The weekend that my friends are going to don this trip is the same asweekend the catering company comes back, so I don't know what I should do,. I need the money, but I don't want my friends to be angry with me. The weekend that my friends are going on this trip is the same weekend the catering company comes back, so I don't know what I should do. I need the money, but I don't want my friends to be angry with me.

The weekend that my friends are goingwant to do this trip is the same asweekend that the catering work comes back (starts up again), so I don't know what I should do,. I need the money, but I also don't want my friends to be angry with me. The weekend that my friends are want to do this trip is the same weekend that the catering work comes back (starts up again), so I don't know what I should do. I need the money, but I also don't want my friends to be angry with me.