6th unit t.fer

Use past perfect to complete the sentence

I ________ how basic technology was in my parents’ time until I saw a documentary.

• hadn't realized

• hasn't realized

• haven't realized

Use past perfect to complete the sentence

By the end of the 20th century, most people ________ a computer for home use.

• had buy

• has buy

• had bought

Use past perfect to complete the sentence

She ________ by the time I got to the station.

• hasn't arrived

• hadn't arrived

• haven't arrived

Use past perfect to complete the sentence

When they started school, they couldn’t read, but they ________ to use touch screens.

• have learned

• has learned

• had learned

Use past perfect to complete the sentence

He ________ a tablet before he started college.

• hasn't seen

• hadn't see

• hadn't seen

Like many people, I find the speed of technological change ________.

• worrying

• worried

It was Ada Lovelace ________ helped Charles Babbage develop a machine that lead to the “Digital Revolution.”

• which

• who

The technology ________ impresses me the most is GPS.

• that

• when

• where

• who

Perhaps, people are less likely to question things if they are ________.

• entertaining

• entertained

I find it more ________ to travel by train than to drive.

• relaxing

• relaxed