Type 1 Conditional

Mary will buy that book if she (a)   (to find) it.

She (a)   (to catch) the train if she hurries.

We (a)   (to go) for a walk if the weather is fine.

If you (a)   (to read) this book, you will like it.

The children will eat all the cakes if they (a)   (to find) them.

If William (a)   (to work) hard, he will pass the exam.

If you take this medicine, you (a)   (to feel) much better.

Unless your brother is more careful, he (a)   (to have) an accident.

If we (a)   (to meet) him, we'll tell him the news.

They'll be very surprised if they (a)   (to see) us here.