【題目】在未知液中加入AgNO3溶液有白色沉淀生成,加入稀硝酸后,沉淀部分溶解,有無色無味的氣體生成,將氣體通入澄清石灰水,石灰水變渾濁,由此判斷水溶液中可能含有( )
A.Cl-、SO42- B.Cl-、NO3-
C.Cl-、CO32- D.Cl-、OH-
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【題目】The manager said to the employees at the meeting that everyone must___their attention to efficiency
A.concertrate
B.focus
C.pay
D.fix
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【題目】短文改錯(共10小題;每小題l分,滿分10分)
假定英語課上老師要求同桌之間交換修改作文,請你修改你同桌寫的以下作文。文中共有10處語言錯誤,每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。
增加:在缺詞處加一個漏字符號(∧),并在其下面寫出該加的詞。
刪除:把多余的詞用斜線(\)劃掉。
修改:在錯的詞下畫一橫線,并在該詞下面寫出修改后的詞。
注意:
1. 每處錯誤及其修改均僅限一詞;
2. 只允許修改10處,多者(從第11處起)不計分。
Apologizing can be harder than realizing you’ve acted poor. To truly apologize to a friend, you had to be sincere and let your friend to know how much he means to you. This may be easy said than done. But if you swallow your pride and show some sincere regret, they will have a true apology ready. Besides, sending gifts can be good choice for you to make. And if you do this kind of thing instead of talk to your friend face to face, you’re just hiding behind gifts. After all, gifts cannot say word like "I’m sorry". So it is of great important to apologize in person.
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【題目】短文改錯(共10小題;每小題l分,滿分10分)
假定英語課上老師要求同桌之間交換修改作文,請你修改你同桌寫的以下作文。文中共有10處語言錯誤,每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。
增加:在缺詞處加一個漏字符號(∧),并在其下面寫出該加的詞。
刪除:把多余的詞用斜線(\)劃掉。
修改:在錯的詞下畫一橫線,并在該詞下面寫出修改后的詞。
注意:
1. 每處錯誤及其修改均僅限一詞;
2. 只允許修改10處,多者(從第11處起)不計分。
Last Friday, the English class was going on while our English teacher suddenly slip and fell off the stage, which shocked all the students.
Without hesitate, I, under the help of Tom and Mary, carried her on my back to the clinic. All the others classmates waited anxiously in the classroom. It turned out that her right leg broken and she had to stay in the hospital.
After school, we all went to see her. She told me the injury was not severe, but we hoped she would recover soon!
Three days later, we were surprised to see that she was back in a wheelchair. We were joy and deeply moved, clapping and cheering for a long time.
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【題目】下圖是“北半球自然帶的緯度地帶性和垂直地帶性示意圖”。讀圖回答下列問題。
(1)自然帶①是________帶,它在40°N高山上的分布高度范圍是____________米。
(2)自然帶②在南半球________(有或沒有)分布。判斷的理由是
_________________________________________________________________。
(3)自然帶③所屬的氣候類型一般為______________氣候和____________氣候。
(4)從高、中、低緯度地區(qū)來看,垂直地帶性表現(xiàn)最明顯的緯度地帶是____________。
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【題目】甲、乙、丙三種溶液各含有一種X-(X-為Cl-、Br-或I-)離子,向甲中加入淀粉溶液和新制的氯水,溶液變?yōu)槌壬偌尤氡芤,顏色無明顯變化,則甲、乙、丙依次為( )
A.Br-、Cl-、I- B.Br-、I-、Cl-
C.I-、Br-、Cl- D.Cl-、I-、Br-
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【題目】根據(jù)材料,完成下列問題。
材料一:山西運城及河?xùn)|鹽池略圖
材料二:鹽池湖水富含食盆,在南風(fēng)盛行的季節(jié),湖邊鹽田常有“南風(fēng)一吹,隔宿成鹽的奇特現(xiàn)象。
(1)簡析湖邊鹽田“南風(fēng)—吹,隔宿成鹽”現(xiàn)象的原因。
(2)從流域的角度判斷甲河的類型,并簡要分析該河對鹽池的影響。
(3)簡析運城成為鹽運中心的主要原因。
(4)比較黃河①、②河段流向及流水作用的差異。
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【題目】As a result of destroying the forests, a large of desert covered the land.
A. number, has B. quantity, has
C. number, have D. quantity, have
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【題目】Most people would agree that nuclear science should be developed to benefit the human beings___harm them
A.more than
B.other than
C.less than
D.rather than
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