--- Will you come to the dinner party?

--- I will not come until Jenny __________.

A．will be invited

B．can be invited

C．invited

D．is invited

现阶段我国施工企业技术装备政策必须以（）；（）；（）为对象，按体系成套装备，注意发展专业化协作，充分发挥机械化施工的优越性。