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【简答题】
计算 8 × 2 的结果是______.
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举一反三
【单选题】When is the mid-term essay due?
A.
The 7th academic week
B.
The 8th academic week
C.
The 9th academic week
D.
The 10th academic week
【简答题】When is your essay ______(due) to be handed in?
【单选题】The capuchin monkey was chosen for the experiments because______.
A.
it is from South America
B.
it doesn't understand the concept of money
C.
it is often used in behavioral experiments
D.
it is cute and friendly
【单选题】From the first paragraph, we learn that ______.
A.
the number of prisoners in America is increasing
B.
America has the largest prison in the world
C.
crime in America is getting much more serious
D.
it is easy for a person to be locked up in America
【多选题】电容储能式电子点火系主要由电源()及高压阻尼线等组成
A.
直流升压器
B.
储能电容器
C.
点火线圈
D.
点火控制器
E.
晶闸管
【单选题】有如下程序段inta=14,b=15,x;charc=′A′;x=(a&&b)&&(c<′B′);cout<
A.
true
B.
false
C.
0
D.
1
【单选题】I had wanted to help you last night but I couldn’t spare any time.for I_____an essay that is due this morning.
A.
wrote
B.
had written
C.
was writing
D.
have written
【判断题】大花萱草为百合科植物,为多年生草本花卉,具短根状茎及纺锤形膨大的肉质根。
A.
正确
B.
错误
【单选题】有如下程序段 int a=14,b=15,x; char c='A'; x=(a&&B) &&(c<'B'); 执行该程序段后,x的值为______。
A.
B.
C.
0
D.
1
【判断题】对于无机酸类废液,实验室可以收集后进行如下处理:将废酸慢慢倒入过量的含碳酸钠或氢氧化钙的水溶液中(或用废碱)互相中和,再用大量水冲洗。()
A.
正确
B.
错误
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