101. ________ air and water are not good for our health. (pollute) 102. Air ________ makes us unhealthy. (pollute) 103. The ________ of the people in our community with the government is very necessary. (cooperate) 104. The paper mill ________ two tons of paper a day. Its ________ is one of the highest in our province. (produce) 105. My new car is more ________ than the one I had before. (economy) 106. Nothing could ________ him. (satisfaction) 107. She got great ________ of helping others. (satisfy) 108. There have been many ________ developments in the field of science. (wonder) 109. Many people say that ________ is the happiest time. (child) 110. We didn’t agree with his ________. (decide) 111. Most orphans are bred in ________. (orphan) 112. Thousands of people were made ________ by the war. (home) 113. Mrs Brown lived lonely in her ________. (poor) 114. He was ________ because he could not pay his debts. (sadness) 115. Dickens’ novels were first ________ in 1838. (publish) 116. I really don’t think he has the ________ to do this job. (able) 117. They work ________. (good) 118. ________ covers the sky at night. (dark) 119. Hard work always brings ________ (succeed) 120. He was very ________. He was a ________. (patriotism) 121. ________ methods of farming have helped to increase rice production a great deal. (science) 122. Mr Hung went ________ last Sunday. (shop) 123. These abbreviations are ________ used in writing letters. (common) 124. I would recommend that you should be interested in reading ________ books and magazines. (education) 125. John is old enough to be ________ of his parents. (depend) 126. It takes years of ________ to acquire the skill of a ballet dancer. (practise) 127. These questions are ________. John can answer them. (ease) 128. A spaceman must learn to become accustomed to ________ in a spaceship. (weight) 129. Make sure that your time is spent ________. (use) 130. I’m in your project because it is ________. (interest) 131. The teacher often ________ the students to ask questions. (courage) 132. I can’t jump any ________ . (height) 133. The new law will ________ many women to return to work. (able) 134. Many people think that Faraday is the greatest ________ in history. (invent) 135. It was one of his most important ________. (achieve) 136. ________ is often more useful than definition for giving the meanings of words. (illustrate) 137. The boy was given a prize for regular ________. (attend) 138. His discoveries had a great ________ on workers. (influential) 139. Where were the competitions ________. (organization) 140. The representatives joining the festival were from different ________ . (national) 141. They have a good ________ with their neighbours. (relative) 142. He left for a ________ of reason. (vary) 143. You can trust him. He is always ________, and everything he says is ________. (truth) 144. Many of buildings in the city were moved to make way for ________. (develop) 145. She has been very ________ since her husband died. (poverty) 146. We should learn all the new words by heart in order to ________ our vocabulary. (rich) 147. The little boy felt very ________ because his parents didn’t let him go with them. (disappoint) 148. She can’t go to school because of her ________. (sick) 149. The ________ of that little girl makes the room more pleasant. (present) 150. ________ is a problem throughout the world. (hungry)