It is necessary to do some assignments to _________ what is learned in class.
A. strengthen
B. fix
C. fasten
D. reinforce
以下获得过诺贝尔奖的高分子科学家有()。
A. 施陶丁格
B. 齐格勒
C. 麦克迪尔米德
D. 白川秀树
高血压病机能障碍期的主要病变是
A. 全身细小动脉痉挛
B. 全身细小动脉硬化
C. 全身细小动脉钙化
D. 全身细小动脉粥样硬化
Expressions dealing with the nose are widely used to ----to human weakness: fury, pride, contempt and revenge.
A. infer
B. transfer
C. differ
D. refer