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【简答题】
桃在中国人眼中是长寿的象征,因此有 “ 寿桃 ” 之称.桃树属于绿色开花植物,所结果实有 (果皮无)和桃(果皮有)之分.依据图表分析回答:( [ ] 内填序号) ( 1 )桃子可食部分 [ 7] 由花结构中的 [ ] 发育而来,桃的繁殖方式是 . ( 2 )从结构层次上看,香甜可口的桃子属于 . ( 3 )在遗传学上,桃子的桃和称为一对 . ( 4 )根据表中第 组信息可以判断 为显性性状. (5) 若显性基因用 B 表示,隐性基因用 b 表示,则第 II 组子代的基因组成是 .
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举一反三
【单选题】In order to cater for his expenses, he has to do extra work at night.
A.
meet
B.
reach
C.
provide
D.
fill
【单选题】In order to ________ customers who don't have credit cards, the company will soon allow shoppers to select products online, pick them up at its local store and pay for them in cash.
A.
cater on
B.
cater with
C.
cater to
【简答题】In order to cater ___ customers who don't have credit cards, the company will soon allow shoppers to select products online, pick them up at its local store and pay for them in cash.
【单选题】有关字段属性，下列叙述中错误的是( )。
A.
不同的字段类型，其字段属性有所不同
B.
并不是任意类型的字段都能设置默认值属性
C.
有效性规则属性是用于限制此字段输入值的表达式
D.
字段大小可用于设置文本、数字或日期/时间等类型字段的最大容量
【单选题】In order to_________ customers who don’t have credit cards, the company will soon allow shoppers to select products online, pick them up at its local store and pay for them in cash.
A.
cater to
B.
cater for
C.
catering to
D.
catered for
【单选题】In order to cater to the ( ) of the fashion, she wore heavy make-up and dyed his hair with different colors every each week, which, in the eyes of her parents, were awfully weird.
A.
prevalence
B.
dominance
C.
tendency
D.
preference
【单选题】质点是一个理想化的模型,它突出了( )这两个根本性质。
A.
“物体具有质量”和“物体存在变形”
B.
“物体具有质量”和“具有大小”
C.
“物体大小”和“物体占有空间位置”
D.
“物体具有质量”和“物体占有空间位置”
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