1) He was sitting ________ in his seat on the train (comfortably).
2) He was acting in a very __________ way (childish).
3) This word is very difficult to spell, and even worse, it's __________ (unpronounceable).
4) He's lost his book again. I don't know where he has ________ it this time (placed).
5) You shouldn't have done that! It was very ___________ of you (unthoughtful).
6) He didn't pass his exam. He was __________ for the second time. (unsuccessful)
7) Some of the shanty towns are dreadfully____________ (crowded).
8) The team that he supported were able to win the __________ (championship).
9) There is a very high ____________ that they will be late (likelyhood).
10) I couldn't find any ______________ in his theory. (weakness)
11) He wants to be a ________________ when he grows up. (mathematician)
12) You need to be a highly trained _____________ to understand this report. (economist)
13) She arrived late at work because she had ____________. (overslept)
14) The road was too narrow, so they had to _________ it. (widen)
15) They had to ____________ the lion before they could catch it. (tranquilise)
16) He needed to _____________ the temperature. (regulate)
17) I think that you should ___________. It may not be the best thing to do. (reconsider)
18) There was a three-hour __________ because of the strike. (stoppage)
19) You need a____________ of motivation, organization and revision to learn English. (combination)
20) I try not to go to the supermarket at 5pm because it's ____________. (unpracticable)