Choose the suitable word to fill in each plank.

It is lunchtime on the farm. Marjorie Sand rings the bell outside the door to call her husband, Ivan, and her grandson Harwood in from the cattle(16)______ . Ivan (17) ______ his muddy boots and comes into the kitchen. He was born on this farm sixty-eight years (18) ______ . His father worked on a two-hundred-acre farm with the help of six hired men and a team of horses. Ivan now works on a nine-hundred-acre farm with the help of his grandson and $138,000 worth of (19) ______ . The weather is hard in

Kan-sas. (20) ________ summer, it is very hot and by November, it is snowy. Behind the farmhouse there is a cave (21) _______ the family can take shelter if there is a heavy storm. The land is good for farming. It can produce three or four crops (22) ______year. And this year has been espe-cially good. Ivan usually gets only two or three soya beans in each pod. This year many pods have four soya beans inside them. Ivan says, "Farm-ers have to sell their products for (23) _______ low prices and the cost of fuel and equipment is so high. Our profits are right down. But the fields are lying out there. We have to keep (24) _______ something, and the more we grow,(25)_______ the price we get for it.

How long do a group of Americans volunteer in London?