Recent studies have discovered that fathers uniquely contribute to the development of their children, _____in low income families.

One of the customs officers, who was watching the arrivals very ________, saw feathers ________ from under a woman’s coat.

“Perhaps we need to send for Dr. Smith to see what we can do about it,” Father suggested ________ to his neighbor who had come to discuss the problem.

---Did she find a well-paid job after graduation? ---_____,yes.

It　　 that Jane and Mary will be late.They　　to miss the party.