* * 自我检查的最佳时间是( )。
A.月经后1~3天B.月经后7~10天C.月经期间D.月经前1~3天E.月经前7~10天
参考答案:B
解析:[知识点] 乳腺疾病的自我检查
记录某班同学们喜欢每种运动项目的人数,用( )统计图比较好;要反映100%牛奶中钙、铁、锌等微量元素的含量,用( )统计图比较合适。
___ he was ill, I was expected to take his place greatly surprised me for I didn't have much working experience.
A.If
B.That if
C.That
D.If that