重点讲解：
1. pay attention to
关心；注意；
eg. More than ever before, the food industry is paying attention to young consumers.
食品工业比以往任何时候都更加关注年轻消费者。
eg. Other people walk along the beach at night, so I didn't pay any attention at first.
入夜后还有人在沙滩上散步，起先我并没注意到。
2. pick up
接载，取走；拿起；
eg. Ridley picked up a pencil and fiddled with it.
里德利拿起一支铅笔，不停地在手里摆弄着。
eg. She went over to her parents' house to pick up some clean clothes.
她去了趟父母家取些干净衣服。
eg. We drove to the airport the next morning to pick up Susan.
我们第二天早晨开车去机场接苏姗。
