nosebleed

I get a nosebleed.

私は鼻血が出ます

I suddenly get a nosebleed.

私は突然鼻血が出ます

I suddenly get a nosebleed in the classroom.

私は教室で突然鼻血が出ます

I suddenly get a nosebleed in the classroom during the exam.

私は試験中に教室で突然鼻血が出ます

I suddenly get a nosebleed in the classroom during the exam with my friends.

私は友達と試験中に教室で突然鼻血が出ます