15. She was lifting handfuls of fine sand and letting it pour __________ her fingers.
Life in the city is quite different from _____ in the countyside.
---- How about your last weekend? ---- It was boring. I______ anything.
This book is said to be a special one, which______ many events that cannot be found in other history books.
The price of goods kept ______. We had to cut the expenses in order to meet our daily needs.
The more we prepare,______ difficulties we have.