【简答题】____________, he swore that he was not asleep. [A] Although I had difficulty in waking him [B] Since I had difficulty in waking him [C] Being difficulty in waking him [D] Even if I had difficulty in w...
【简答题】自动重合闸与继电保护的配合方式有两种,即前加速和_______。
【判断题】( )原料成本系数定价法中的成本系数是凭经验估计出来的。
【简答题】自动重合闸与继电保护的配合方式有两种,即重合闸前加速和_______。
【判断题】尧山落叶阔叶林:锐叶栎混交林。其乔木层的建群种是锐叶栎,还有华山松、油松、漆树等。
【简答题】We had great difficulty (find)______ his house.
【判断题】导游人员要提高自己的口头语言表达技巧,必须在“达意”和“舒服”上夫。( )
【简答题】__________(not, get)enough hands she had great difficulty in accomplishing the task.