【单选题】until its eventual collapse _____ the weight of accumulated economic pressures, the system operated successfully for almost over 20 years.
招标投标活动应当遵循的原则是（ ）。
隋唐时期，形成了一个以长安、()为中心，向四面辐射的交通网络。
【填空题】miss world organizers claim on their official website that ____ are judged on qualities other than just their physical appearance. (选词填空： contestants; attestants)
若执行下述程序时从键盘输入3 4，则输出结果是( )。 #include main( ) { int a,b,s; scanf("%d%d",&a,&b); s=a; if (a
定义如下变量和数组：int k; int a[3][3]={1,2,3,4,5,6,7,8,9};则下面语句的输出结果是( )。for(k=0;k<3;k ) printf("%d",a[k][2-k]);
客户区分的方法有哪些？请阐述每一种方法的观点、适用范围，并举例说明。
社会保障基金的投资运营有利于实现所储存的基金的
有字符数组a[80]和b[80]，则正确的输出语句是( )。
根据贝思公司的一项调查显示，宣称满意或很满意的客户，有65%～85%都不会转向其他公司的产品。
what does this symbol “θ” mean when we take notes in listening comprehension? ( )
液体粘度随温度升高而____，气体粘度随温度升高而____
what are the reasons why college students like qq chat?（ ）
可转让支付命令账户属于()的创新。
设a为三阶方阵，a*是a的伴随矩阵，常数k不等于0，k也不等于正负1，则（ka）*=( ).
what pressures are college students facing today? ( )
the use of emoticon can satisfy the entertainment mentality. ( )
信用货币之所以成为现代经济生活中的主要货币在于()。
in summarizing a listening material through mind mapping, we may combine different types of mind maps to illustrate different relationships among different key information in the material. （ ）
what’s the function of the signal word “however”?（ ）
all the four great new innovations of china mentioned in this chapter were created by chinese people.（ ）
流体力学中把液体视为内部无任何间隙，是由无数个液体质点组成的物体。
【判断题】在早期《牡丹亭·惊梦》中花神的扮演者穿着不一，男女不分。（）
all the greenhouse gases are produced by industry nowadays.( )
what is the sequence of creating a mind map explained in this chapter? （ ）