Find the different words.(选出不同类的单词) (_____)?1. A. mountain??????? B. hill??????? C. lake? (_____)?2. A. big??????? B. beautiful????? C. children?? (_____)?3. A. hiking??????? B. fishing??????? C. eat? (_____)?4. A. what ??????? B. here??????? C. there ? ? (_____)?5. A. see??????? B. house??????? C. hear