请你用所给单词的适当形式填空。

1.Teenagers should ________ to choose their own clothes. (allow)

2.I think it's wrong to get our ears _________ when we are at school. (pierce)

3.Have you made a ________ to buy an MP4? (decide)

4.You must pay attention to your _________. (pronounce)

5.I am very ________ of my head teacher. (terrify)

乳腺炎好发于（）。

A.怀孕期

B.月经期

C.产后哺乳期

D.经前期

E.分娩期