A. he acted out the common human situations best in his comedy B. he could sing and dance well C. he knew how to make people laugh D. lots of people have seen his films 参考答案:A 答案解析:由第二段结尾处“Acting out,with out words,of common human situations plays an important part in the dances..
第2题: [单项选择]关于年轻恒牙龋病的治疗不正确的是() A. 修复时需注意保护牙髓 B. 冠修复时宜选用不锈钢成品冠 C. 应注意恢复牙齿间的接触点 D. 去除深部龋坏时宜使用低速球钻和挖匙 E. 备洞时应小心操作,避免不必要的露髓 参考答案:C