Choose the pronunciation of the underlined letters that is different from others.选出画线字母发音与其它不同的选项。
A. race
B. face
C. elegance
D. camp
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Choose the pronunciation of the underlined letters that is different from others.选出画线字母发音与其它不同的选项。
A. line
B. bike
C. will
D. while
Choose the pronunciation of the underlined letters that is different from others.选出画线字母发音与其它不同的选项。
A. push
B. fun
C. sun
D. ugly
搬运剧毒化学品后,应该:
A. 用流动的水洗手
B. 吃东西补充体力
C. 休息
D. 用手擦汗、揉眼睛
钠,钾等碱金属须贮存于:
A. 水中
B. 酒精中
C. 煤油中
D. 暴露在空气