有几位学生遗失或捡到了一些物品, 请根据以下信息为他们写完寻物或招领启事。

Peter: I lost a black watch. If you find it, call me at 780-732.

Henry: I lost a set of keys. Who found them, please call 456-3599.

Jim: I found a computer game. My phone number is 523-889.

Sam: I found a notebook with the name “Kevin Clark”. My phone  number is 555-0237.

Found

Is this your computer game?

Please call Jim.  Phone number: 小题1: ________

Lost

小题2:__________.  My name is Henry Cooper.

Please call me at 456-3599.

Lost

A black watch.  My name is小题3:__________. My phone number is 780-732.

Found

Is this your  小题4:__________?

Please call me at 小题5:__________.          

Sam

一般原料水分为8-10%时，膨润土添加量为（）。