How much are this pair of shorts. 那里错，改为什么

how much are this pair of shoes?还是how much is this pair of s This pair of shorts are very nice.I like them very much找错误 how much is this pair of hair clips?（改为同义句） how much （ ）this How much are this pair of shoes?哪个地方错了? how much are the pair of pants哪里错了 How much are those pair of shoes? How much are your green shorts?(改为同义句） How much are these shorts?改为(同义句) How much does_ this pair of shoes cost?（改为同义句） How much does this pair of shoes cost .改为同义句 How much does this pair of shoes cost改为同义句 The pair of shorts are 10 dollers哪里错了?