1. John _______ a respectful and obedient student.
a. said to be b. is said c. is said being d. is said to be
2. I love _______ films but I seldom find time to go the cinema.
a. see b. saw c. seen d. seeing
3. In the last hundred years, traveling _______ much easier and more comfortable.
a. becomes b. has become c. became d. will become
4. In the 19th century, it _______ two or three months to cross North America by covered wagon.
a. took b. had taken c. had taken d. was taking
5. In the past the trip _______ very rough and often dangerous, but things _______ a great deal in the last hundred and fifty years.
a. was / have changed b. is / change
c. had been / will change d. has been / changed