Poetry is written silently. (1) In I Love This Land, lyric is directly expressed, and the sentence expressing the theme is _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
(1) Why do I often have tears in my eyes? Because I love this land deeply.
(2) Warm, bright, firm and vigorous spring. Lover's fur, baby's milk.
(3) And now/homesickness is a shallow strait/I am here/where is the mainland? (4) Patriotism: I thanked you in Huang Jintai and supported Yulong to die for you. (The answer is not unique)