mug[复数】that[复数sun[同音词】tooth[复数】desk[对应词】mother[对应词】night

mug[复数】that[复数sun[同音词】tooth[复数】desk[对应词】mother[对应词】night that复数 复数 复数 复数 复数. that的复数形式 that的复数 that复数形式 this that的复数 that is的复数 that的复数 that复数形式 That ( )复数是 that的复数 it的复数 glasses sun-glasses 都是复数吗? 1、whose mug is that?改为复数 2、 l'll take picture in front of the house.of the house 改为一般疑问句 3、 his mother is a dentist .a dentist 改一般疑问句 that的复数形式是什么