Сгруппируйте парами слова,близкие по значению
a disease, to start, not to be able to do smth, to hospitalize, a medicine, a polyclinic, a hospital, to produce, a response, a trouble, a reaction, to begin, to cause, in-patientdepartment, to admit to the hospital, a drug, anout-patientdepartment, to fail to do smth

a disease, a trouble, to start,  to begin,  not to be able to do smth,  to fail to do smth to hospitalize, to admit to the hospital, a medicine,  a drug,  a polyclinic,  a hospital, to produce, to cause,a response, a reaction, in-patient department, an out-patient department,