【简答题】A. s u bway B. b u s C. br u sh D. us u ally
【单选题】How many people are there in the dialogue?
【简答题】影响会展效果的因素有哪些?结合自身理解与体会,谈谈如何统筹兼顾所有因素对展会的影响?
【简答题】二极管电路如下图所示,图中二极管特性一致。已知u 1 =U 1m cos(ω 1 t),u2=U 2m cos(ω 2 t),u 2 为小信号,U 1m U 2m ,并使二极管工作在受u 1 控制的开关状态,试分析其输出电流i中的频谱成分,说明电路是否具有相乘功能?
【单选题】Dialogue 4
A.
She'll sail on a ship.
B.
She'll travel by train.
C.
She'll drive a long distance.
【单选题】Though different body movements mean different things in different cultures, ______smile is ______ accepted as a sign of happiness or being friendly. [ ]