单项选择题
A. American films are mostly poor comedies B. it is good manners to wear blue jeans to a wedding C. Americans usually wear formal clothes in a theater D. to dress formally makes others feel you are not easy to get on with
A. a newspaper B. a magazine C. the Internet D. a guidebook
A. The First Ball Games B. How Egyptian Children Played Games C. Egyptian Sports D. The Beginning of Sports