I felt like I had to vomit many times, but failed all the timenever did. I felt like I had to vomit many times, but never did.

I think it is because of the work pressure at work. I think it is because of the pressure at work.

When I was a high school student in the fisrt termfirst started high school, I got stomachache before every exam. When I first started high school, I got stomachache before every exam.

Not sure about British grades but in American English 高一=sophomore, 高二=junior，高三=senior. We also have a fourth year of high school before 高一 called freshman year.

At first, I thought that there might be something wrong with my stomach, but when I became numb, i realized I'd never suffered like that before. At first, I thought that there might be something wrong with my stomach, but when I became numb, i realized I'd never suffered like that before.

I bought a lot of food and snacks online tonight. I bought a lot of food and snacks online tonight.

I wanted to live a little unhealthily for a few days. I wanted to live a little unhealthily for a few days.