問(wèn)題補(bǔ)充：
單選題
The computer system____ suddenly while he was searching for information on the InternetA.broke downB.broke outC.broke upD.broke in
網(wǎng)友答案：
熱心網(wǎng)友 1樓
A解析考查短語(yǔ)動(dòng)詞意義區(qū)別。Break down“出毛病，失�。环纸狻�；break out “突然發(fā)生，爆發(fā)”; break up “驅(qū)散，分解”; break in “闖入；插話”.根據(jù)題意：當(dāng)他正在因特網(wǎng)上搜尋信息時(shí)，電腦系統(tǒng)突然出現(xiàn)了故障�？芍�
