30. If we had more rain, our crops **would grow** faster.
31. If it **does not rain**, we will have a picnic.
32. She could take some photos if she **had** a camera.
33. If I had known of your arrival, I **would have met** you.
34. If we have enough money, my family **will go** to the beach.
35. If he worked more slowly, he **would not make** so many mistakes.
36. He will lend you his book if he **finishes** reading it.
37. What **would you do** if you saw someone drowning?
38. I could tell you what this means if I **knew** Greek.
39. You **will pass** the exam if you work hard.
40. I could get a job easily if I **had** a degree.
41. If the machine **stops**, you press this button.
42. If the phone **rings**, can you answer it?
43. We would need less money if we **lived** in the country.
44. If I had known you were asleep, I **would not have made** so much noise.