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【简答题】
散光是指平行光线经过眼球系统折射后，并不聚为单一点，而是散开的许多光像。结合角膜和晶状体的结构特点，分析散光形成原因。
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【单选题】Which of the following writers does not belong to the lakers of the Romantic Period?
A.
William Wordsworth.
B.
John Keats.
C.
Samuel Coleridge.
D.
Robert Southey.
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【单选题】The steam engine opened the mechanical age, and it reached its peak with the discovery of nuclear fission and nuclear fusion, which______the energy producing processes of a star.
A.
repeated
B.
substituted
C.
imitated
D.
explained
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【单选题】Shakespeare belonged to the ___ period.
A.
Revolution
B.
Restoration
C.
Renaissance
D.
Romantic
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D.
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【单选题】Shakespeare belonged to the ___ period.
A.
Revolution
B.
Restoration
C.
Renaissance
D.
Romantic