CREATE TABLE city (city_id NUMBER, city CLOB, hanzi CLOB, hanyu_pinyin CLOB, regional_population NUMBER, gdp NUMBER)
CREATE TABLE hosting_city (year NUMBER, match_id NUMBER, host_city CLOB)
CREATE TABLE temperature (city_id NUMBER, jan NUMBER, feb NUMBER, mar NUMBER, apr NUMBER, jun NUMBER, jul NUMBER, aug NUMBER, sep NUMBER, oct NUMBER, nov NUMBER, dec NUMBER)
CREATE TABLE match (match_id NUMBER, date CLOB, venue CLOB, score CLOB, result CLOB, competition CLOB)

IN which year did city 'Taizhou ( Zhejiang )' serve as a host city?
SELECT T2.year FROM city AS T1 JOIN hosting_city AS T2 ON T1.city_id = T2.host_city WHERE T1.city = "Taizhou ( Zhejiang )"
SELECT "T2"."year" FROM "city" "T1" JOIN "hosting_city" "T2" ON "T1"."city_id" = "T2"."host_city" WHERE "T1"."city" = "Taizhou ( Zhejiang )"