15. It is often said that the joy of travelling is________in arriving at your destination___inthe journey itself.
--Have you handed in your composition? ---____.
I have been looking for this book for months, and _____ I have found it.
Air and the sun's rays create much distortion, and whatever tends to _____ their influence is useful to the astronomer.
His job at the hospital did not pay much, so he found another _____.
Because the children keep interrupting her whenever she reads a book, she is always _____ her place.