The subject matter was so technical as to be beyond the ______ of the average layman.
A. sphere
B, realm
C. ken
D. kingdom
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That Lydia was able to ______ the situation seemed to allow everyone to breathe a deep sigh of relief.
A. shed light on
B. make light of
C. scare lights out of
D. set light to
______ mother-to-be Cherie Blair stunned the party by wearing a sensational violet silk trouser suit which she had specially made for the big night.
A. Radial
B. Radiant
C. Radical
D. Racial
The sound of the doorbell startled her and she ______ knocked the ashtray on to the floor.
A. detrimentally
B. spontaneously
C. inadvertently
D. strenuously
人类量早的三个农业中心是()
A. 东亚、中美洲和中国
B. 西亚、印度和中国
C. 西亚、中美洲和中国
D. 西亚、南美洲和中国