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【单选题】
近年来,我国国家安全形势总体稳定,但考验与挑战也无处不在。坚持和发展中国特色社会主义,保障国家安全是头等大事,必须坚持总体国家安全观。为此,作为公民必须 1自觉地履行维护国家统一和民族团结的义务 2遵守宪法和法律,维护国家安全、荣誉和利益 3打击违法犯罪行为,维护社会治安和社会秩序 4把维护国家利益作为外交政策的立足点和出发点A.
①②
B.
①③
C.
②④
D.
③④
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举一反三
【多选题】根据《2000年通港越过船舷则》的解释,CIF与CFR术语的相同之处有( )
A.
交货地点相同
B.
风险划分界限相同
C.
买卖双方的责任划分相同
D.
术语后均注明目的港
【单选题】It was not until she collected enough material to create her new novel．
A.
did she beg4n
B.
when she began
C.
that she began
D.
that did she begin
【单选题】下列关于3dmax材质示例窗的叙述,哪一个选项是正确的?
A.
一个材质示例窗代表一个材质，场景中最多可以有24种材质。
B.
将材质示例窗的材质删除后，场景中的材质一定会被同步删除。
C.
3dmax可以将全部材质示例窗进行精简和排序。
D.
以上说法都不正确。
【单选题】It was only when I read this story for a second time _____ to appreciate its beauty. [ ]
A.
did I begin
B.
that I began
C.
then I began
D.
had I begun
【简答题】Complete the following sentences according to the text. 1. Who was Jack? Jack was _______________. 2. When did Jack hit upon the idea of decorating the cab? Jack hit on the idea when _________________...
【简答题】Who was Jack? Jack was __________________________ . 2. When did Jack hit upon the idea of decorating the cab? Jack hit on the idea when ___________________ . 3. When did Jack begin to try out his i...
【简答题】who was Jack? Jack was ___. 2. when did Jack hit upon the idea of decorating the cab? when___. 3. when did Jack begin to try out his idea? As soon as ___. 4. what do people appreciate, according to Ja...
【简答题】Complete the following sentences orally according to the text. 1. Who was Jack? Jack was ____________ . 2. When did Jack hit upon the idea of decorating the cab? Jack hit on the idea when____________...
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