1. It was late in the year when a colony....by Pilgrims.
a. had been founded
b. was founded
c. founded
d. had founded

2. The main ideas.... just.... in the press.
a. has …… been explained
b. had ...... been explained
c. were …... explained
d. have ...... been explained

3. America's first college, Harvard, ... in Massachusetts in 1636.
a. was founded
b. is being founded
c. had been founded
d. is founded

4. Nowadays the story of this holiday …… among the Americans.
a. was well-known
b. is well-known
c. has been well-known
d. will have been well-known

5. The students …... on the Industrial Revolution as soon as they finish the course.
a. have been tested
b. are being tested
c. will be tested
d. will have been tested