Math is difficult for me. How I wish to improve it!－Don’t lose your confidence. I believe you will ______ it if you keep trying.

The fire was finally________in Jilin on June 3.Unfortunately,119 people lost their lives.I hope the accident like this won’t happen again．

Why are you so _______,Amy?—-I thought I lost my purse, but I didn’t. I found it in my study!

I don’t know －Because he has to look after his mother.

If (如果) he isn’t at school. Please call me _______ 453-7868. [ ]