Directions: The given sentence is to be rephrased in a manner that it makes use of one of the given alternatives. The meaning of the sentence should not undergo any change.

Provided he gives this book, I cannot help him.

Unless he gives this book, <span style="font-family:" arial;="" font-size:="" small;="">I cannot help him.

If he gives this book, <span style="font-family:" arial;="" font-size:="" small;="">I cannot help him.

Until he gives this book, <span style="font-family:" arial;="" font-size:="" small;="">I cannot help him.

Till he gives this book, <span style="font-family:" arial;="" font-size:="" small;="">I cannot help him.