The girl is afraid of dark, so she always sleeps with the light .
He _______ this book for four years. He _______ it in 2011.
Sorry, I _______ to help you at nine. I was busy at that time.
His sister _______ from home for a long time.
To improve his riding skills, he spends _______ an hour a day practicing riding.
Jim said he _______ dinner. He was quite full.