the pair of用单还是双?this pair of呢？

the pair of用单还是双?this pair of呢？ the pair of shoes ___ nice .用is还是are There __ a pair of sport shoes under the bed.空格填什么be动词?单还是复数? the new pair of booots谓语动词用单数还是复数,a new pair of booots呢? The pair of the black shoes_____too small.Please show me another pair.用is 还是are 为什么 中译英：那双鞋子在床底下.That pair of shoes_______ under the bed.请问：用are还是is The pair of socks_____25yuan. The pair of be动词用什么是用is 还是are 为什么 the blue jeans 谓语用单数还是复数?a pair of jeans呢 The pair of jeans (cost)him eighty yuan.cost用单数还是复数如何填空 this pair of trousers作宾语时,用it还是them?为什么?例如:This pair of trousers looks very nice.Could I try____on?也就是说:Could I try the pair on?还是Could I try the trousers on? 关于jeans,shorts,trousers等词的单复数表达法表示一条牛仔裤等时候,用a piece of还是用a pair of a pair of glasses的单、复数 My glasses ( ) under the bed.谓语用单数还是负数?a pair of glasses谓语动词用单数还是负数? How much ___ this pair of socks?用is 还是are?pair的用法? a pair of gloves还是a pair of glove 是a pair of glass 还是a pair of glasses a pair of skate还是a pair of skates