Do you know their annual income?

Do you know their annual income? do you know their( )(wife) annual net income是什么意思 Do you know their ___(电子邮件) address? 英语翻译"Annual income twenty pounds,annual expenditure nineteen ____ do you know about their new teacher? Do you know when their plane leave Beijing?改错 do you know what english people get their family names? Do you have any foreign friends? Do you know their character 综合填空Do you know what Europeans do for their holidays? Much to the couple’s comfort ,their income is know double __ I don't know the __ income of the family,but I do know it is