【名词&注释】
花粉粒(pollen grain)、负面影响(negative influence)、生活史(life history)、雄配子体(male gametophyte)、政协委员(member of the chinese ppcc)、母细胞(mother cell)、全国人大代表、学习外语(learning english)
[单选题]肉眼所见松属的1粒花粉粒可能是它生活史的哪一部分?( )
A. 小孢子母细胞(mother cell)
B. 小孢子
C. 雄配子体
D. 雄配子
查看答案&解析
举一反三：
[单选题]BRichardSolo 1800 Rechargeable Battery
A. In just minutes a day, plug in and charge your iPhone quickly!
B. Just plug RichardSolo 1800 into your iPhone once or twice a day, for fifteen minutes, and keep your iPhone charged up. At your desk, or at dinner, plug RichardSolo into iPhone to instantly transfer charge. No more battery worries. RichardSolo will charge iPhone to full 1.5 times, and it is good for 3-5 years of recharges.
C. Use the iPhone while charging it. Even charge the RichardSolo 1800 and iPhone together at the same time. Take only one charger when traveling and wake up in the morning with the RichardSolo and the iPhone charged.
D. RichardSolo 1800 is largest in its class and holds its charge for months. Works with almost all iPhone cases.
E. Your satisfaction is guaranteed, with our 30-day return privilege. If you’re not satisfied for any reason, we’ll email you a pre-paid return label.
F. Actual customer comments:
G. To have your company exhibit such good service is unbelievably refreshing. — P.S.
H. C．
I. You have provided me one of the best services I have ever seen on any online/ telephone shopping. — T.K.
K. This is the best customer service experience I have had in a long time. — L.L.
L. L.
M. 61. How long does it take the battery to charge up an iPhone?
N. 15 minutes. B． 30 minutes. C． 1.5 hours. D． 3 hours.
[单选题]纳米粒可分为骨架实体型的纳米球还确（ ）。
A. 球形纳米囊
B. 高分子骨架实体
C. 药库型膜壳纳米囊
D. 膜壳药库型纳米囊
E. 微囊
[单选题]依次填入下列各句横线处的词语，最恰当的一组是①每年三月，全国人大代表和政协委员都聚集北京，共商_______。
A. ②连学好母语都需要花大力气，下苦功夫，_______学习外语(learning english)呢?
B. ③这种偷梁换柱的行为对国人的诚信造成了负面影响，国人也因此觉得_______受损。
C. 国是 况且 荣誉 B、国事 何况 名誉
D. 国是 何况 名誉 D、国事 况且 荣誉
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