2. Form the degrees of comparison eith the help of suffixes -ег‚ -est or words more, most: a) big, black, bright, clean, clever, cold, dark, dear, deep, great, hard, high, hot, large; б) active, beautiful, correct, difficult, exact, excellent, foreign, important, interesting, possible, progressive; в) dirty, early, easy, happy, heavy; г bad, far, good, little, many; д) bright, fast, low, bad, difficult, large, early, correct, clever, interesting, dirty, many, little, important, clean, great, exact, full, old, long, slow, strong, foreign, progressive, hard, high, short, thin.