... periods-Relative Clauses 5–811, 12, 13, 14, 15, 16, 17,18, 19, 20 .III4 periods-Conditional Sentences-Articles: A/AN/THE9 – 10 11 - 12 21, 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30.31, 32, 33, 34, 35, 36, 37,38, ... Pronoun THAT 10 19. C. which 20 . D. B&C are correct 21 . B. will give 22 . D. would have told 23 . C. had 24 . A. needed 25 . A. paint 26 . C. were 27 . D. will accept 28 . B. buys 29 . C. had decided30. ... The(18) the(19) the (20 ) any (21 ) the (22 ) theLESSON 14: EXERCISES (COMPARISONS)I/ Complete the sentences. Use the…… 1. earlier 4. thinner 7. more important 10. more peaceful 2. more reliable5....