Lesson four Requirement By the end of this lesson, you should be able to have a good command of d e-commerce terms given in the lesson L writing skills of letters of enquiry L useful sentences for letters of enquiry By the end of this lesson, you should be able to L explain your ideas about the Chinese wealthLesson Four Requirement By the end of this lesson, you should be able to have a good command of □ e-commerce terms given in the lesson □ writing skills of letters of enquiry □ useful sentences for letters of enquiry By the end of this lesson, you should be able to □ explain your ideas about the Chinese wealth