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【单选题】
关于植物激素及其类似物在农业生产实践上的应用，符合实际的是（）
A.
黄瓜结果后，喷洒一定量的脱落酸可防止果实的脱落
B.
番茄开花后，喷洒一定浓度乙烯利，可促进子房发育成果实
C.
辣椒开花后，喷洒适宜浓度的生长素类似物，可获得无子果实
D.
用一定浓度赤霉素溶液处理黄麻、芦苇植物，可使植株增高
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参考答案：
举一反三
【单选题】Why do the high-speed trains run so fast?
A.
They are driven by CRY electric multiple unit.
B.
Because the ticket price is high
C.
CRH train sets are newly designed
D.
They carry less passenger than ordinary trains
查看完整题目与答案
【单选题】Why do the high-speed trains run so fast?( )
A.
They are driven by CRH electric multiple unit
B.
Because the ticket price is high
C.
CRH train sets are newly designed
D.
They carry less passenger than ordinary trains
查看完整题目与答案
【判断题】官府菜是古代官宦之家所制作的馔肴。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Why do athletes often go to high altitudes to train?
A.
Because they want to increase the amount of haemoglobin in their bodies.
B.
Because it may help reduce the amount of red blood cells in their bodies.
C.
Because they intend to learn more from the mountain dwellers.
D.
Because it can help them to adapt themselves to the high altitude.
查看完整题目与答案
【单选题】Why do most parents feel embarrassed when their children graduate from high school?
A.
Because they can't afford their children's college tuition.
B.
Because they can't offer their children emotional support.
C.
Because they can't look after their children.
D.
Because they can't give their children birthday gifts.
查看完整题目与答案
【简答题】某油气田开采企业2019年6月开采天然气100万立方米,开采成本为150万元,全部销售给关联企业,价格明显偏低并且无正当理由。当地无同类天然气售价,主管税务机关确定的成本利润率为10%,则该油气田企业当月应纳资源税( )万元。(已知天然气的资源税税率为6%)
查看完整题目与答案
【单选题】Why do power transmission systems use high voltages?
A.
Transformers are more efficient at high voltages
B.
The wires become highly charged and repel
C.
Joule heating losses are decreased
D.
Three-phase systems can only work at high voltages
查看完整题目与答案
【单选题】某油气田开采企业2019年6月开采天然气100万立方米,开采成本为150万元,全部销售给关联企业,价格明显偏低并且无正当理由。当地无同类天然气售价,主管税务机关确定的成本利润率为10%,则该油气田企业当月应纳资源税(税率6%)是( )万元。
A.
10.53
B.
11
C.
14.32
D.
8
查看完整题目与答案
【简答题】What do you think the long-term effects of high staff turnover might be? (Why? / Why not?)
查看完整题目与答案
【单选题】Why do some gas station owners no longer accept credit cards?
A.
High credit card interchange fees.
B.
They like the 'instant gratification' of getting cash better.
C.
Credit fraud.
D.
Time-wasting
查看完整题目与答案
相关题目：
【单选题】Why do the high-speed trains run so fast?
A.
They are driven by CRY electric multiple unit.
B.
Because the ticket price is high
C.
CRH train sets are newly designed
D.
They carry less passenger than ordinary trains
查看完整题目与答案
【单选题】Why do the high-speed trains run so fast?( )
A.
They are driven by CRH electric multiple unit
B.
Because the ticket price is high
C.
CRH train sets are newly designed
D.
They carry less passenger than ordinary trains
查看完整题目与答案
【判断题】官府菜是古代官宦之家所制作的馔肴。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Why do athletes often go to high altitudes to train?
A.
Because they want to increase the amount of haemoglobin in their bodies.
B.
Because it may help reduce the amount of red blood cells in their bodies.
C.
Because they intend to learn more from the mountain dwellers.
D.
Because it can help them to adapt themselves to the high altitude.
查看完整题目与答案
【单选题】Why do most parents feel embarrassed when their children graduate from high school?
A.
Because they can't afford their children's college tuition.
B.
Because they can't offer their children emotional support.
C.
Because they can't look after their children.
D.
Because they can't give their children birthday gifts.
查看完整题目与答案
【简答题】某油气田开采企业2019年6月开采天然气100万立方米,开采成本为150万元,全部销售给关联企业,价格明显偏低并且无正当理由。当地无同类天然气售价,主管税务机关确定的成本利润率为10%,则该油气田企业当月应纳资源税( )万元。(已知天然气的资源税税率为6%)
查看完整题目与答案
【单选题】Why do power transmission systems use high voltages?
A.
Transformers are more efficient at high voltages
B.
The wires become highly charged and repel
C.
Joule heating losses are decreased
D.
Three-phase systems can only work at high voltages
查看完整题目与答案
【单选题】某油气田开采企业2019年6月开采天然气100万立方米,开采成本为150万元,全部销售给关联企业,价格明显偏低并且无正当理由。当地无同类天然气售价,主管税务机关确定的成本利润率为10%,则该油气田企业当月应纳资源税(税率6%)是( )万元。
A.
10.53
B.
11
C.
14.32
D.
8
查看完整题目与答案
【简答题】What do you think the long-term effects of high staff turnover might be? (Why? / Why not?)
查看完整题目与答案
【单选题】Why do some gas station owners no longer accept credit cards?
A.
High credit card interchange fees.
B.
They like the 'instant gratification' of getting cash better.
C.
Credit fraud.
D.
Time-wasting
查看完整题目与答案
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