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举一反三
【简答题】用some/any填空。 1. There are _____ books on the desks. 2. —Are there _____ students on the playground? —No,  there aren't. 3. There isn't _____ water in the bottle. 4. —Can I ask you _____ questions,  Lu...
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【单选题】Tom sits ____ the classroom while John sits ____ the room. [     ]
A.
in front of; at back of
B.
in the front of; at the back of
C.
in front of; at the back of
D.
in the front of; at back of
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【单选题】---Where do Tom and John sit ? --- Tom sits __________ of the room and John sits _________ of the room.
A.
in front; at back
B.
in the front; at the back
C.
in front; at the back
D.
in the front; at back
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【简答题】（13分）现有下列短周期元素性质的相关数据： ① ② ③ ④ ⑤ ⑥ 原子半径（10－10m） 1.30 0.82 0.99 1.11 0.90 1.18 最高或最低化合价 +2 +3 +7 +4 +2 +3 －1 －4 请回答下列问题： （1）②和③形成的化合物类型为 （填“离子”或“共价”）化合物； （2）元素①的金属性比元素⑥要 （填“强”或“弱”），试从原子结构方面解释其原因： ； （3）...
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【简答题】句型转换。 1. Many students get to school by bus . (划线提问) _____ do many students _____ to school? 2. Mr. Li usually has a walk after dinner. (改为一般疑问句) _____ Mr. Li usually  _____  a walk after dinner? 3. I...
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【单选题】The "school community" (Line 4, Para. 3 ) the author refers to woul
A.
The ///"school community///" (Line 4, Para. 3 ) the author refers to would probably include_________. A．students
B.
students and parents
C.
students, parents and teachers
D.
teachers and students
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【单选题】Since Chicago is north of Washington, and Washington is north of Charleston, Chicago is north of Charleston.
A.
Chicago is north of Washington. Washington is north of Charleston. _____________________________ ∴ Chicago is north of Charleston.
B.
Chicago is north of Charleston. Washington is north of Charleston. ____________________________ ∴ Chicago is north of Washington.
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【单选题】Sandy sits in front of Amy, but behind Simon. So Sandy sits ______ Amy ______ Simon. [     ]
A.
next; to
B.
next to; beside
C.
between; and
D.
opposite; at
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【单选题】十二指肠钩虫口囊的特征是
A.
背侧前缘有1对板齿
B.
腹侧前缘有1对板齿
C.
腹侧前缘有2对钩齿
D.
背侧前缘有2对钩齿
E.
腹侧后缘有2对板齿
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【单选题】If an American friend visits you, he probably ______.
A.
sits straight
B.
never sits down
C.
makes fun of you
D.
sits freely
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相关题目：
【简答题】用some/any填空。 1. There are _____ books on the desks. 2. —Are there _____ students on the playground? —No,  there aren't. 3. There isn't _____ water in the bottle. 4. —Can I ask you _____ questions,  Lu...
查看完整题目与答案
【单选题】Tom sits ____ the classroom while John sits ____ the room. [     ]
A.
in front of; at back of
B.
in the front of; at the back of
C.
in front of; at the back of
D.
in the front of; at back of
查看完整题目与答案
【单选题】---Where do Tom and John sit ? --- Tom sits __________ of the room and John sits _________ of the room.
A.
in front; at back
B.
in the front; at the back
C.
in front; at the back
D.
in the front; at back
查看完整题目与答案
【简答题】（13分）现有下列短周期元素性质的相关数据： ① ② ③ ④ ⑤ ⑥ 原子半径（10－10m） 1.30 0.82 0.99 1.11 0.90 1.18 最高或最低化合价 +2 +3 +7 +4 +2 +3 －1 －4 请回答下列问题： （1）②和③形成的化合物类型为 （填“离子”或“共价”）化合物； （2）元素①的金属性比元素⑥要 （填“强”或“弱”），试从原子结构方面解释其原因： ； （3）...
查看完整题目与答案
【简答题】句型转换。 1. Many students get to school by bus . (划线提问) _____ do many students _____ to school? 2. Mr. Li usually has a walk after dinner. (改为一般疑问句) _____ Mr. Li usually  _____  a walk after dinner? 3. I...
查看完整题目与答案
【单选题】The "school community" (Line 4, Para. 3 ) the author refers to woul
A.
The ///"school community///" (Line 4, Para. 3 ) the author refers to would probably include_________. A．students
B.
students and parents
C.
students, parents and teachers
D.
teachers and students
查看完整题目与答案
【单选题】Since Chicago is north of Washington, and Washington is north of Charleston, Chicago is north of Charleston.
A.
Chicago is north of Washington. Washington is north of Charleston. _____________________________ ∴ Chicago is north of Charleston.
B.
Chicago is north of Charleston. Washington is north of Charleston. ____________________________ ∴ Chicago is north of Washington.
查看完整题目与答案
【单选题】Sandy sits in front of Amy, but behind Simon. So Sandy sits ______ Amy ______ Simon. [     ]
A.
next; to
B.
next to; beside
C.
between; and
D.
opposite; at
查看完整题目与答案
【单选题】十二指肠钩虫口囊的特征是
A.
背侧前缘有1对板齿
B.
腹侧前缘有1对板齿
C.
腹侧前缘有2对钩齿
D.
背侧前缘有2对钩齿
E.
腹侧后缘有2对板齿
查看完整题目与答案
【单选题】If an American friend visits you, he probably ______.
A.
sits straight
B.
never sits down
C.
makes fun of you
D.
sits freely
查看完整题目与答案