求翻译：本单元通过“邀请”这一话题，介绍了提出邀请，接受邀请以及如何有礼貌的拒绝邀请的交际用语。中间穿插了情态动词Can,have to的用法，而本课时一节听说课，重点在于培养学生的听说能力。是什么意思？

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This module "invited" through this topic, introduced his invitation to accept the invitation and how to be polite and refused to invite the sociable terminology. interspersed among the verb Can feelings, have to usage, and the lessons learned that lesson the section, the focus is on developing the s

This unit passes “the invitation” this topic, introduced proposes the invitation, how accepts the invitation as well as has politeness to reject the invitation the human relations terminology.Middle has alternated the modal verb Can, have to usage, but this class hour hears the class, lies in with e

This unit through the "invitation" in this topic, describes the invitation, accepted the invitation and how to politely refuse to invite communication language. Profile of the modal verb in the middle of Can,have to use this class a listening lesson, focused on developing students ' listening and sp

This unit through the "invitation" in this topic, describes the invitation, accepted the invitation and how to politely refuse to invite communication language. Profile of the modal verb in the middle of Can,have to use this class a listening lesson, focused on developing students ' listening and sp