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刷刷题刷刷变学霸
举一反三
【单选题】Passage 4 Mr. Abu, the laboratory attendant, came in from the adjoining store and briskly cleaned the blackboard. He was a retired African sergeant from the Army Medical Corps and was fe...
A.
Kojo took chemicals for some useful experiment but Sorie only wasted his in making an alcoholic drink.
B.
Sorie was rich but Kojo was poor
C.
Kojo had a guilty conscience but Sorie did not
D.
when Kojo objected, Sorie proved that what they were doing was reasonable