V. Fill in each aumbered blank with a word fromithe box.
Flood, temperatures, atmosphere, warm, colder, melt, global, burning,
The news media has covered the problem of (24)__________warming many times over. At one time during the Ice Age the earth was much (25)___________than it is now and natural forces caused the planet to warm up to the (26)__________we experience now. That is normal climate change. Global warming is an increase in the temperature of the earth's (27)________ caused by the increase greenhouse gases. Natural levels of greenhouse gases like cacbon dioxide keep the earth (28) _______ excess gases from (29)_________ coal and automobike emissions cause the atmosphere temperature to rise. With warmer temperature the polar ice caps are starting to (30) ________ and add extra water to the oceans. low area. This raises the sea level and will eventually (31)________low areas
Choose the best answer to complete the sentence.
1. When the trucks leave the place, the ground is covered____________trash
b. on c. with d. for a. of
2. If we____________littering, the environment will become seriously polluted.
b. look for c. clean up a. pick up d. go on
3. I am not sure if Harry can go to the movie. He________have time
b. might not d. go on d. might c. must a. must not
4. She was a woman______________ I greatly respected.
a. which b. whom c. whose d. to who
5. His father helped him with his homework_________ he was tired after work.
d. because b. since c. when a. though
6.________________ is a chemical used for killing insects.
c. Pesticide d. Pertilize a. Dynamite b. Sewage
7. There is a meeting tonight,___________ ?
a. is it b. isn't it c. is there d. isn't there
8. __________using compact fluorescent bulbs to save electricity?
a. Shall we b. Why not c. What about d. I suggest
9. Now I must go____________I will be late for the last bus.
b. but a. or c. and d. so
10. "_______________ "He's tall and thin."
b. What does Nick look lie? d. What does Nick do? a. How is Nick? b. Who is Nick?