Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]7. The veteran soldier has fought many[填空1]battles.

【简答题】【消耗次数：1】

参考答案：

复制

纠错

相关题目

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]3. He was satisfied with his[填空1]as an accountant.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]5. She views physical exercise primarily as an unavoidable[填空1].

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]1. Would you[填空1]a football game to go out with a girl?

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]4. The fund has been used largely to[填空1]the construction of federal prisons.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]2. A[填空1]is a copy of something such as a piece of furniture or a work of art.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[dodge; mean; tease; disability; regular; bonus; proclaim; universal]7. Hell be glad to be in[填空1]work again.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[privilege; component; stagnant; entangle; superficial; arresting; expound; penetrating; indulge; click]7. The speaker has an hour to[填空1]his views to the public.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[assumption; contact; cliff; equivalent; emergency; outweigh; height; rummage; vibration; bugbear]7. He deals with[填空1]promptly.

查看完整题目与答案

【简答题】 Direction: Fill in the blanks with the words given below. Change the form if necessary.[dodge; mean; tease; disability; regular; bonus; proclaim; universal]3. That is a[填空1]trick!

查看完整题目与答案

随机题目

【单选题】设 A = {1, 22, 43, 3}，B = {1, 32, 44, 2}，则对称差关系A⊕B等于：

① {1,21,32,43,34,2

② {2,4

③ {1,21,33,34,2

④ {1,23,3}.

查看完整题目与答案

【单选题】下面哪个是集合 A={2, 3, 4}上的恒等关系：

① {2,23,34,4

② {2,22,32,43,23,33,44,24,34,4

③ {2,22,32,43,33,44,4}

④ {2,22,43,34,4}.

查看完整题目与答案

【单选题】设函数f: S<img class=jc-formula style=vertical-align: middle; src=https://huaweicloudobs.ahjxjy.cn/F388E7EE9892B38FECEEB653227F230A.png data-tex=\mapsto />S, S=[0, 1], f(x)=x/2+1/4，则它是：

① 是满射不是单射;

② 是单射不是满射;

③ 是双射;

④ 都不是.

查看完整题目与答案

【单选题】设 R={0,10,20,31,21,32,3}，则关系R的二次合成R○R等于：

① {0,20,31,3

② {1,02,03,02,13,13,2

③ {0,10,20,31,21,3

④ {2,3}.

查看完整题目与答案

【单选题】下面关于集合的笛卡尔叉积，正确的是：

① 若 A×B<img class=jc-formula style=vertical-align: middle; src=https://huaweicloudobs.ahjxjy.cn/CA1DD71FE6BE8B2E9C8429D2E4CFEC56.png data-tex=\subseteq />A×C, 则一定有 B<img class=jc-formula style=vertical-align: middle; src=https://huaweicloudobs.ahjxjy.cn/CA1DD71FE6BE8B2E9C8429D2E4CFEC56.png data-tex=\subseteq />C 成立；

② (A∩B)×(C∩D)=(A×C)∩(B×D)；

③ (A∪B)×(C∪D)=(A×C)∪(B×D)；

④ (A-B)×(C-D)=(A×C) - (B×D)。

查看完整题目与答案

【单选题】设 A = {1, 22, 43, 3}，B = {1, 32, 44, 2}，则并关系A∪B的定义域dom(A∪B)等于：

① {1,2,3};

② {1,2,3,4};

③ {2,3,4};

④ {3,4,2}.

查看完整题目与答案

【单选题】设 A={1, 2, 4, 6}, 则关系 R={x, y|x, y∈A<img class=jc-formula style=vertical-align: middle; src=https://huaweicloudobs.ahjxjy.cn/D50FEE5510C853C83F78D440017D8E6B.png data-tex=\wedge />x/y∈A}等于：

① A×A - {1,1

② {1,22,1

③ {1,12,24,46,62,14,24,1

④ {1,22,24,26,2}.

查看完整题目与答案

【单选题】设 A={a,b,c,d}, A上的关系R1={a,aa,bb,d}，R2={a,db,cb,dc,b}，则合成关系R2○R1等于：

① {a,aa,ca,d

② {c,d

③ {a,aa,ba,d

④ {b,cb,dc,b}

查看完整题目与答案

【单选题】设 R={0,10,20,31,21,32,3}，则{1,2}在关系R下的像R[{1,2}]等于：

① {0,20,31,3

② {1,02,03,02,13,13,2

③ {0,10,20,31,21,3

④ {2,3}.

查看完整题目与答案

【单选题】下面哪个不是从集合 A={1, 2}到 B={1}的二元关系：

① R1=<img class=jc-formula style=vertical-align: middle; src=https://huaweicloudobs.ahjxjy.cn/E566BCAE77E174BC709DE66706F41CEC.png data-tex=\emptyset />;

② R2={1,1

③ R2={2,1

④ R3={1,2}.

查看完整题目与答案