小题1:try our best to help disabled people (the disabled)/ try our best to help the people who are disabled；
小题2:in order to keep the room warmer(warm);
小题3:I am afraid of snakes；
小题4:How did you know about / How have you known about ;
小题5:What does your brother look like?
小题6:makes me relax (relaxed)/ makes me feel relaxed;
小题7:Since I gave up working in the hospital / Since I gave up the job in the hospital.