Put the verbs in brackets in the correct tense form (Past Simple or Past Perfect).
1. Vicky (to feel) better after she had taken some medicine.
2. Bill (to finish) the test before the bell rang.
3. I (not / to do) my homework before my mother returned home.
4. Tom (not / to go) to the cinema last night.
5. (you / ever / to be) to London before you went there in 2015?
6. (you / to buy) this book yesterday?

Second conditional) if   temperature  is   zero, water  freezes.  if   you  heat   water, it  boils.  if   i  had   a lot of money, i  would travel   round the world.                                                             first  conditional) if   it  rains , i  will not go  to the park. if   i  see   mary, i  will tell   her. 

21. it’s high time you … how to cook. г) learned 22. let’s consult a doctor, … we? а) shall 23. the financial centre of london is … . б) the city 24. we’ll take … holiday. в) a four-day 25. when they … the top of the mountain, they were unable to see anything due to the thick cloud. а) reached 26. shops operate in a highly competitive environment, so they make sure to … for young people’s tastes by having a wide range of fashion clothes. в) cater 27. if only you … so much noise! i can’t concentrate on my studies, and it’s really annoying me! в) didn’t make 28. if you had eaten more breakfast this morning, you … hungry now. б) wouldn’t feel 29. he didn’t speak politely enough. … . в) neither did she 30. porridge is made of … . г) oats