1 . 选词并用其适当形式填空
1. recognize/recognition
①He was presented with a gold watch in____ of his service to the company.
②The World Health Organization has____Net addiction(网瘾)as an illness.
2. request/command
①The fire officer____everyone to leave the building.
②All the club members are____to attend the party.
3. express/expression
①Many people____their sadness for the death of Qian Xuesen.
②I decided to go to the meeting as an____of support.
4. accent/dialect
①The people over there speak a Tibetan____.
②He noticed that I spoke with a southern____.
5. east/eastern
① He turned and walked away towards the____.
②It was said that there was a bright light in the____sky at that time.