单选题 Directions:
For each blank in the following passage, choose the best answer from the choices giv- en below. Mark your answer on the ANSWER SHEET by drawing with a pencil a short bar across the corresponding letter in the brackets.
If a farmer wishes to succeed, he must try to keep a wide gap between his consump- tion and his production. He must store a large quantity of grain {{U}} {{U}} 1 {{/U}} {{/U}}consuming all his grain immediately. He can continue to support himself and his family {{U}} {{U}} 2 {{/U}} {{/U}}he produces a surplus. He must use this surplus in three ways. as seed for sowing, as an insurance {{U}} {{U}} 3 {{/U}} {{/U}}the unpredictable effects of bad weather and as a commodity which he must sell in order to {{U}} {{U}} 4 {{/U}} {{/U}}old agricultural implements and obtain chemical fertilizers to {{U}} {{U}} 5 {{/U}} {{/U}}the soil. He may also need money to construct irrigation {{U}} {{U}} 6 {{/U}} {{/U}}and improve his farm in other ways. If no surplus is available, a farmer cannot be {{U}} {{U}} 7 {{/U}} {{/U}}He must either sell some of his property or {{U}} {{U}} 8 {{/U}} {{/U}}extra funds in the form of loans. Naturally he will try to borrow money at a low {{U}} {{U}} 9 {{/U}} {{/U}}of interest, but loans of this kind are not {{U}} {{U}} 10 {{/U}} {{/U}}obtainable.