【单选题】There _____ an English Party in our class next week. [ ]
【单选题】节能灯所需要的电能少,比较省电,所以,如果人们都只用节能灯,不用耗电多的普通白炽灯,那就会节省不少电费。以下哪项陈述是上面论证所依赖的假设?
【单选题】The poster says that a writer and poet ___ to give us a talk on English next week.
【简答题】乙型肝炎病毒(HBV)感染不引起( )。
【单选题】There _____ a talk on science next week. All the students are always looking forward to it. [ ]
【单选题】Next week, Obama will come to China for a _________ visit.
【单选题】低碳经济是一种以低能耗、高效能和较少的温室气体排放获得较大产出的新经济发展模式。生活中就是要节能、减少一次性物品消耗。下列不属于“低碳”行为的是