12.D【解析】碳达峰既与能源消费总量有关,也与能源消费结构有关。随着经济社会的发展,对能源的需求量一般是越来越大,如果保持能源消费结构不改变,消费量越大碳排放就越大,除非降低能源消费总量才可能碳达峰;美国经济发达,科技发达,消费水平远高于世界平均水平,对能源的需求量不会减少;美国退出《巴黎协定》是近年来的事情,美国碳达峰在2007年前后,显然与此无关;新冠疫情的时间也远晚于碳达峰的时间;煤电的燃料是煤炭,在常规能源中,煤炭的碳排放更大,随着美国能源消费结构的优化,煤电比例降低,碳排放也逐渐减少,美国也在我国碳达峰之前就早早完成了碳达峰,故选D。
二、读后续写范文(满分25分)Possible version 1Paragraph 1:It was time to put an end to the Magic Marty show. I walked over. "It was fishing line. " I sneeredfolding my arms. Marty subconsciously fingered the fishing line and nervously whispered, "So, are yougoing to tell people? Seeing the panic in his eyes, somehow, I hesitated. Should I_reveal the secret, Martymight lose his new_ friends. Finally, after struggling for a moment, I replied, "Nah, I won't say anythingMarty let out a relieved sigh, and I turned to walk awayParagraph 2Waitr"Marty jumped in front of me. Unexpectedly, he patted my arm, grinning. "You' ve got a prettygood eye for magic. Want to join me? "I nodded joy fully. That's how the Magic Marty and MysteriousMatt Lunch Show began. Now we've been a magic team for three months. And since I became a fellowmagician, Marty has let me in on some of his other tricks. It turns out that instead of a fake magician, Martyis a real friend.(150 words
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