Read the map and complete the following questions. (1) Flat-roofed houses are _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

(1) Flat-roofed houses are traditional folk houses in the northwest of Xinjiang Uygur Autonomous Region, which adapt to the arid environment.

(2) Siheyuan is a traditional residence in warm temperate Beijing, and the construction of Beijing is changing with each passing day. In urban construction, quadrangles should be protected and China traditional culture should be inherited.

(3) Rice is the staple food in southern China, and paddy field is the main cultivated land;

(4) The zip line is the primitive mode of transportation in Qinghai-Tibet. The modern mode of transportation in Qinghai-Tibet is mainly highway, and the railway called Tianlu is the Qinghai-Tibet Railway.

So the answer is:

(1) Xinjiang Uygur Autonomous Region; Drought;

(2) Warm temperate zone; Protection;

(3) the south; Paddy field;

(4) highways; Qinghai and Tibet.