you make a promise, you should keep .A. Once… it B. If… it C. When … oneD. Although … on

发布时间:2020-08-16 14:34:33

     you make a promise, you should keep     .
A. Once… it
B. If… it
C. When … one
D. Although … one

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(答案→)A. Once… it
B. If… it
C. When … one
D. Although … one
解析:第一空考查连词,once一旦,if如果,when当…时候,although虽然,第二空填it代指前面的a promise,句意是:一旦你许下诺言,你应该遵守它。选A。
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