As a teenager, I felt I was always letting people down. Once I ____ (bring) my friend Penelope to my home. I noticed that all my family members seemed ____ (like) Penelope better than me. I felt very____(disappoint). I even thought they didn't love me. So I told my mom, "Penelope is ____ (patient) than I have ever been. You must want her to be your daughter rather than me." My mom said, "____Penelope was a lovely girl, no one could replace me in the family." She said that I ____ (be) the only person who could fill my role. She made me realize that even if I made mistakes, I was a beloved member of the family who could never ____ (replace).

    From then on, I tried to find out who I was and what made me special. I started to act in ____  positive way toward my life, and I was happy about who I ____ (real) was. I came to feel much more confidence once I knew that no one could ever take my place.

    Each of us holds a special place in the world. You are special, no matter what others say or what you may think. So ____ (forget) about being replaced. You can't be.

如图所示，L为电阻不计的自感线圈，已知 电路振荡周期为T，开关S闭合一段时间。S断开时开始计时，当t＝T/8时，L内部磁感应强度的方向和电容器极板间电场强度的方向分别为(　　)