骨肉瘤好发于
A.婴幼儿
B.青少年
C.成年
D.50~60岁
E.60岁以上
参考答案:B
解析:骨肉瘤易发病于10~20岁青少年。
根据句意或中英文注释,在相应的横线上写出单词的正确形式。
小题1:Would you like to go to the (海滩) with me?
小题2:My toy car is broken. Can you help me_______(修理)it?
小题3:Young people can learn a lot of useful skills in_______(学院).
小题4:What’s on the___________(架子)? There are a lot of books on them.
小题5:Hurry up, or you will _________ (错过) the train to Beijing.
按照考核内容绩效考核的方法分为()
A.步骤法
B.特质法
C.学习法
D.无