问题补充:
单选题Themathsproblemwassodifficultthatnoneofuscould____.A.try it outB.work it outC.look it upD.work on it
答案:
B解析本题主要考查动词短语辨析,句意是这道数学题太难没人做得出来,look up查找;;work on从事;根据题意故选B
时间:2018-08-16 07:38:23
单选题Themathsproblemwassodifficultthatnoneofuscould____.A.try it outB.work it outC.look it upD.work on it
B解析本题主要考查动词短语辨析,句意是这道数学题太难没人做得出来,look up查找;;work on从事;根据题意故选B