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【判断题】
胶体的丁达尔效应是由于分散相粒子对光产生散射作用。A.
正确
B.
错误
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【单选题】In his line “Let the word go forth from this time and place” , the word means ____
A.
the word from the Bible
B.
the word from God
C.
Kennedy’s word
D.
the forefather’s word
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A.
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B.
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C.
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D.
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A.
deprived
B.
derived
C.
dispatched
D.
discharged
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A.
lovely
B.
kingly
C.
highly
D.
daily
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