36. When her husband left home， Eileen Doyle (______).

4. John was so tired after marathon running that he could _________ stand.

3. This old lady is so ______ that she often helps those homeless children.

2. Sue is very ________ of hiking and backpacking.

1. As we can’t all agree __________ which song we should sing， let’s vote on it.

40. The subject matter of this selection is _____.

39. A son is unwilling to work in his father’s business mainly because _____.

38. Based on the passage， it can be assumed that ______.

37. Most young adults in the U.S. get married for the sake of ____.

36. The writer discusses the marriage of young adults in order to show which of the following?

35.What is the main idea of this passage?