i bought the redio ___ the price of 100 yuan.填at 还是for

i bought the redio ___ the price of 100 yuan.填at 还是for market前的介词用in还是on the price of gold ___ the world market空格填i nice weather ___ the time of year.填什么啊?at 还是for呢? bought a dress on sale.The original price is 320 yuan and I The price of the shorts __12 yuan. i bought this book ___ one yuan a copy.填at the price of the ticket for children _____(be) ten yuan at very good price for only 13 yuan还是 at a very good price f The price ()each student is 8 yuan.a:of.b:to.c:.d:for. the price of the flat i bought last year (has risen) 500,000 the price of the flat i bought last year has risen 500000 yu The price of the apples are very l____.I bought some.