My computer ____start, no matter how hard I try.
-lt might have crashed.
A．won'tB．shouldn'tC．mustn'tD．wouldn't
A

試題分析：句意：我的電腦就是啟動(dòng)不了，不管我怎么努力。--可能死機(jī)了。這里用情態(tài)動(dòng)詞will表示“表示習(xí)慣, 經(jīng)常性, 傾向性，慣于, 總是，B. shouldn’t 不應(yīng)該，C. mustn’t  禁止，D. wouldn’t不愿意，所以選A.
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