Viết dạng đúng của từ trong ngoặc để hoàn chỉnh các câu sau: 1. He was one of the greatest __________________in our country. (art) 2. We do not like going in his car because he is a _________________driver. (care) 3. He is very rich, so he can live _____________________. (depend) 4. We are now fully aware of the importance of___________________ natural resources. (conservation) Chọn một phương án đúng A, B, C hoặc D để điền vào chỗ trống trong đoạn văn sau: Drought is a condition that results when the average rainfall for a fertile area drops far below the normal amount for a long period of time. In areas (1)_______ are not irritated, the lack of rain causes farm crops to wither and die. Higher than normal temperatures usually accompany periods of drought. They add to the crop damage. Forest fires start (2) ______ during droughts. The soil of a drought area becomes dry and crumbles. Often the rich topsoil is (3)________ away by the hot, dry winds. Streams, ponds, and wells often dry up during a drought, and animals suffer and may even die (4)______ the lack of water. 1. A. who B. what C. that D. whose 2. A. ease B. easy C. easily D. easiness 3. A. flown B. taken C. done D. blown 4. A. because B. because of C. although D. despite