. Раскройте скобки:
1. I __ (feel) very good the following day if I __ (have) enough sleep.
2. If __ (I / not / know) a word, I __ (look) it up in my pocket dictionary.
3. If you bring the temperature down, this water __ (turn) into ice.
4. Vasya always __ (buy) expensive clothes if he __ (go) shopping.
5 . Tamara, our maths teacher, gets angry if __ (we / not / work) hard enough.