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【单选题】
联合国气候变化大会于2009年12月7日～18日在丹麦首都哥本哈根召开，焦点议题之一是发展“低碳经济”，减少温室气体排放．你认为下列做法中．不能有效减少空气中CO 2 含量的是（ ）A.
开发利用太阳能、风能、生物能、海洋能等清洁能源
B.
使用节能产品，推广节能环保汽车
C.
植树造林，增加森林植被面积
D.
用脱硫处理的煤代替原煤作燃料
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反馈参考答案：
举一反三
【单选题】Your seat number is 1A, the________.
A.
single seat
B.
window seat
C.
aisle seat
D.
middle seat
【单选题】The seat number is ___on the edge of each overhead compartment.
A.
indicate
B.
indicates
C.
indicated
【简答题】On most flights, seats are allocated to passengers at the check-in 1 . The seat number is often 2 on the passenger's boarding 3 . Seats are numbered in rows from the 4 of the aircraft to the 5 and let...
【简答题】秦朝皇帝的印信称为
【简答题】回答问题(作业) 1. What is the passenger's seat number? 2. Where is the washroom? 3. How could the passenger turn on the air conditioner? 4. What is the button next to the air conditioner knob?
【简答题】将下列句子编成一段对话,将正确的顺序写在横线上 1. Would you like a window seat or an aisle seat? 2. May I see your passport, please? 3. A window seat, please. 4. There you go. 5. Only a suitcase. 6. Where are you flying to?...
相关题目：
【单选题】Your seat number is 1A, the________.
A.
single seat
B.
window seat
C.
aisle seat
D.
middle seat
参考解析：
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