look 短语 look at 看...... look for 寻找 look up 查阅，向上看 look out 向外看，小心 look over 仔细检查 look after 照顾，照料 look like 看起来像 look through 浏览 look into 向—里看 look around 环顾四周 look forward to 期盼，期待 look ahead 向前看