XI. Fill in the blank with ONE correct word from the list.   (1)      from       covered          culture       in         symbol          painted                         When you come to the countryside of Vietnam, especially in Hue, you can see a lot of beautiful girls with a palm leaf conical hat on. The conical leaf hat is said the (1)_______ of the Vietnamese (2)__________.The hat is made (3)__________ a special kind of bamboo and young and soft palm leaves. The ribs are shaped into a conical form. The diameter of the hat is usually about between forty and fifty-five centimeters; and it is about twenty-five or thirty centimeters high. The ribs are covered with palm leaves which are tightly stitched onto the bamboo frame. Finally, the hat is usually (4)__________ with a coat of furniture - polish oil.   2.             Cultural      got     when    spots       taken      educational   We should preserve historic sites because they are of (1) ___________ value. To be specific, historic buildings are popular (2) __________ for field trips for various schools, ranging from primary schools to high schools. In fact, my class was (3) ____________to the Temple of Literature, the first university in Viet Nam, (4) ___________ I was in grade five. It was an interesting experience as it helped me and my friends understand more about our educational system in the past.