下列溶液中，同样能用于“捕捉”二氧化碳的是（ ）

【名词&注释】

国家利益、奥运会(olympic games)、个人利益(individual interests)、木质部(xylem)、高度评价(highly evaluated)、韧皮部(phloem)、紧密联系(tight link)、履行义务(performance obligation)、相一致(phase matched)

[单选题]下列溶液中，同样能用于“捕捉”二氧化碳的是（ ）

A. KNO3溶液
B. CaCl2溶液
C. CuSO4溶液
D. Na2CO3溶液

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学习资料：

[单选题]Hiking by oneself can be fun and good for health. It may also be good forbuilding.

A. respect
B. friendship
C. reputation
D. character

[单选题]What does the author mainly want to express by telling her story?

A. She valued human feelings more than before.
B. She realized she almost didn’t need possessions.
C. She found Christmas gifts no longer badly needed.
D. She thought her own home was the most important.

[单选题]“你对国家的热爱更高于你对职业和薪水的追求。”这是某媒体对姚明回国参加奥运会的高度评价。姚明的行为体现了我国公民

A. 积极履行公民义务，维护国家荣誉和利益
B. 坚持个人利益与国家利益相一致^{(phase matched)}的原则
C. 坚持享受权利与履行义务^{(performance obligation)}对等的原则
D. 把个人命运与国家荣誉紧密联系^{(tight link)}在一起

[单选题]What can we infer about the newspaper editors?

A. They often accept readers' suggestions
B. They care a lot about each other's health.
C. They stop doing business with advertisers.
D. They face great difficulties in their business.

[单选题]Young hoatzins are different from their parents in that ．

A. they look like young cuckoos
B. they have claws on the wings
C. they eat a lot like a cow
D. they live on river banks

[单选题]I have to see the doctor because I a lot lately. ( )

A. have been coughing
B. had coughed
C. coughed
D. cough

[单选题]叶内中脉的木质部靠近下表皮。( )

A. 正确
B. 错误

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