用煮沸法消毒物品,正确的是:
A.水沸后放橡胶管
B.组织剪刀打开轴节
C.水沸后放入玻璃物品
D.大小相同的治疗碗可重叠
E.煮沸中途加入物品应从加入开始即计时
参考答案:A
--Hi, Linda. What do you think of Jack's performance at the sports meeting?
--Not bad. You know, he came very close _________ the first place in the 100-meter race.
A.getting
B.to get
C.to getting
D.to have got
最早提出“自我效能感”这一概念的是( )
A.马斯洛
B.班杜拉
C.维纳
D.斯金纳