用方框中所给单词或词组的适当形式填空，每个词只能用一次．
smile big attention listen to careful

(1) You______ when you're happy．

(2) Pay______ and stop at the red lights．

(3) London is______and busier than Cambridge．

(4) John played more______this week than last week．

(5) Do you like watching English films and______English songs？