1.(2020·新高考山東卷)They kept their collection at home until it got too big ________ until they died,and then it was given to a museum.
解析: 考查連詞。分析句子結(jié)構(gòu)可知,until it got too big和until they died并列,同時(shí)結(jié)合語境可知,此處表示選擇關(guān)系,故用連詞or。
答案: or
2.(2020·浙江卷1月)It's also that they are on average healthier ________ more productive for longer.
解析: 考查并列連詞。結(jié)合句意可知,healthier 和more productive 構(gòu)成并列關(guān)系,故填and。
答案: and
3.(2019·全國卷Ⅱ)I work not because I have to,________because I want to.
解析: 考查連詞。not...but...“不是……而是……”。句意:我工作不是因?yàn)槲冶仨毠ぷ?/span>,而是因?yàn)槲蚁牍ぷ鳌?/span>
答案: but