请认真阅读下面的短文,根据语篇内容,在空白处填入括号内单词的正确形式或时态,使短文通顺、连贯。
Each morning, my grandfather gets up early to read Lun Yu. I ^{(1)}$\boxed{
am sleeping
}$ (sleep) while he is reading. I don’t understand why. On his ^{(2)}$\boxed{
ninetieth
}$ (ninety) birthday, I asked, “Grandpa, what do you read Lun Yu for?”
Grandfather smiled and ^{(3)}$\boxed{
said
}$ (say), “Take this basket to the river and bring back a basket of water to me.” I did as what he said, but ^{(4)}$\boxed{
unluckily
}$ (lucky), all the water leaked(漏) out before I got back. My grandfather laughed and said, “You’ll have to move a little faster next time.”
This time I ran even ^{(5)}$\boxed{
more quickly
}$ (quickly), but again before I returned home, the basket was empty. I told my grandfather that it was ^{(6)}$\boxed{
impossible
}$ (possible) to carry water in a basket.
My grandfather said, “You are just not trying hard enough.” I again went to the river and ran fast, but when I reached my grandfather, the basket was again empty. “Look, Grandpa,” I said, “it’s ^{(7)}$\boxed{
useless
}$ (use)!”
My grandfather said, “Look at the basket.” For the first time, I ^{(8)}$\boxed{
understood
}$ (understand) that the basket was different. The dirty old basket ^{(9)}$\boxed{
itself
}$ (it) had turned clean, inside and out.
“Child, that’s what happens when you read Lun Yu. You might not understand or remember everything, but you ^{(10)}$\boxed{
will change
}$ (change) soon, inside and out.”
