John went to see()doctor yesterday,and now he is in ()hosptial

问题描述:

John went to see()doctor yesterday,and now he is in ()hosptial

in hospital 与in the hospital不同,前者意为住院,后者只是单纯的在医院而已,可能看病,也可能看望别人,在这句话里应该不加the才对,see a doctor意为看医生,应该加a.