Peterson used to work in a remote mountain village school, which is only        on foot.

 You should look _______ into the matter to get more information about it.

Mary is _____three sisters.

–Jane, you’ve made such great efforts that you are ________ to pass the exam.– It is very kind of you to say so, Mr. Smith.

Alice kept perfectly still, ______ that the dog might attack her. “It was the most ______ experience of my life,” she told me later.