IV.Определите без словаря значения следующих словосочетаний:

Central Asian Republic; frost-free season; prime condition; arid zone; natural indicators; increased concentration of salts; vegetation cover; salt-loving types; biological productivity; wild animals; mechanical means; subtropical plant; long growing season; location of cotton farms.

V. Переведите предложения на русский язык, обращая внимание на функции причастий прошедшего времени;

1. We must have some soil maps made of the areas where cotton is grown. 2. Do you want this area reclaimed? 3. He had his project completed. 4. They have this area reclaimed. 5. They want their land information be supported by space data. 6. These specialists have all their land use projects adopted.

VI. Закончите предложения, используя текст В:

1. The entire natural complex has been influenced by... .2. An assessment of water resources is the main problem in... .3. Where do high capacity irrigation... ? 4. Additional amounts of water will be... . 5. Bringing water to the deserts will help .... 6. A new way of combating water losses and the salination of surrounding territories is... . 7. Supplying water to the deserts in Central Asia makes it possible to... .

VII. Дайте русские эквиваленты следующих слов и словосочетаний:

desert; subsoil waters; concentration of salts; drought-resistant crops; satellite information; to stabilize sands; to replenish; virgin lands

VIII. Образуйте причастия настоящего и прошедшего времени от дан­ных глаголов. Употребите их попарно в 2-3 случаях. Объясните различие в их значениях:

to shape, to extend, to grow, to link, to involve, to in­crease, to obtain, to cover, to control, to reduce, to move, to reclaim, to improve

IX. Вставьте подходящие по смыслу слова. Переведите предложения на русский язык:

1. Nearly all the cotton ... in the Central Asian Republics. 2. Cotton is grown in the area with ... summers and long ... season. 3. The deserts invade in many forms—wind ..., drought and ... sands. 4. The first signal of trouble in the desert is an increased ... of salts in the soil and subsoil waters. 5. The final and most alarming signal is ... health among the people living in the area. 6. The satellite information makes possible the forecasting of undesirable phenomena ... by man's activities. 7. Obtained water must be used... . 8. The walls of canals must be ... with cement or clay solu­tions.

X. Переведите с русского языка на английский:

1. У растений пустыни жесткие листья, которые препят­ствуют слишком быстрой потере воды. 2. Это книга, которая дает много фактов и примеров того, как нужно охранять окружающую среду. 3. Было указано на практическую важность внутризонального районирования, причем учи­тывались изменения природных условий не только с се­вера на юг, но и внутри зон с запада на восток.

XI. Определите, какими частями речи являются выделенные слова. Переведите предложения на русский язык:

1. Cotton is grown in the Central Asian Republics . 2. To grow cotton crop you must have an area with hot summer and long frost-free season. 3. Increasing the salt concentration in the soil and subsoil waters you get some changes in the vegetation cover. 4. To increase the con­centration of salt in the soil and subsoil waters means to change the vegetation cover of the area.