英语翻译是smile more还是 smiling more?还是其他?

英语翻译是smile more还是 smiling more?还是其他? 喜欢微笑是like smile 还是like smiling 是more and more danger 还是more and more dangerous? 是more and more hard,还是more and more harder,还是more and hard 如果想和对方说 微笑.是smile还是 smiling.这个用名词还是动词合适 more and more 里面的more是副词,还是? 是healthier还是more healthy 是more quickly还是quicker more comfortable还是more comfortably more easy还是more easier more foods还是 more food something more 还是 more something