【单选题】The current trade ( ) indicates a serious imbalance between our import and export trade.
【单选题】var arr = new Array(new Array(9,0,3,4,5) , ['a' , 'b' , 'c'] ,new Array(2,9,0,6));则arr[1][3]=( )
【判断题】胶囊剂不能延缓药物释放,也不能定位释药。
【单选题】在javascript中,var arr=[3,45,8,9,12]以下执行错误的是:
A.
执行arr.push(4)后,arr的值为[3,45,8,9,12,4]
C.
执行arr.splice(1,2,"aa")后,arr的值为[3,"aa",8,9,12]
D.
执行arr.shift()后,arr的值为[45,8,9,12]
【判断题】胶囊剂不能延缓药物释放,也不能定位释药。( )A. 对 B. 错
【简答题】Common interests between China and the United States far _____________ differences. China hopes that the current trade talks with the United States will generate mutually-beneficial outcomes. Such a r...
【单选题】var arr=[1,2,3,4]; aleart (arr.concat (1,2,3[1,2,3]5).length); 请问输出结果是( )。
【判断题】The United States regularly posts deficits in both the current account and the trade balance in goods.