18. The river which flows through Hereford is the Wye.
19. The sun which is one of millions of stars in the universe provides us with heat and light.
20. Lake Presper, which is on the north Greek border is a lonely beautiful lake.
IX/
1. In 1923 ( câu đầu đoạn đầu)
2. A hundred of thousand people were killed. ( câu đầu đoạn đầu)
3. By fire ( câu đầu đoạn 2)
4. far fewer would have died ( câu cuối)
X/
1. Drought is a condition that becomes when the average rainfall for a fertile area drops far below the normal amount for a long period of time. (Viết hết câu đầu, đoạn đầu)
2. Yes, they do.
3. It becomes dry and crumbles. ( Câu 3 từ dưới lên)
4. Streams, ponds and wells often dry up during the drought, and animal suffers and may even die.
( câu cuối)
Chúc bạn học tốt
Xin hay nhất, tks!!