Passage 5 After months of colder weather, the days get longer, the buds ___111___ in the trees, birds sing, and the world ___112___ a green dress. Spring passes ___113___ summer. Everyone knows that summer will not ___114___. The power of all the wisest men and women in the world cannot keep it for us. The corn becomes ripe, the leaves turn brown and then drop to the ground, ___115___ the world changes its green dress for a dress of autumn colors.
111. 1.fall off 2.take up 3.put off 4.come out 5.bring down
112. 1.looks after 2.puts on 3.carries on 4.comes round 5.deals with
113. 1. Ainto 2. By 3. From 4. On 5. Out of
114. 1. Forego 2. Evaluate 3. Succumb 4. Last 5. Evolve
115. 1. Yet 2. Therefore 3. Since 4. Whereas 5. And
Passage 6 Petroleum, or crude oil, is one of the world's ___116___ natural resources. Plastics, synthetic fibers, and ___117___ chemicals are produced from petroleum. It is also used to make lubricants and waxes___118___, its most important use is as a fuel for heating, for ___119___ electricity, and ___120___ for powering vehicles.
116. 1. as important 2. most important 3. so importantl 4. less importantly 5. too important
117. 1. Much 2. a lot 3. Plenty 4. Many 5. less
118. 1. Therefore 2. However 3. Moreover 4. Hence 5. Rather
119. 1. Generated 2. to generate 3. being generate 4. Generate 5. generating
120. 1. Decisively 2. exclusively 3. Especially 4. Favourably 5. notably