Ex. 1 Past Simple vs Past Perfect: 1. By the time the police ________ (arrive), the thief ________ (disappear). Past Continuous vs Past Simple: 2. The sun ________ (shine) when I ________ (wake up) this morning. Past Perfect Continuous vs Past Simple: 3. They ________ (wait) for the bus for over an hour before it finally ________ (come). Past Simple vs Past Perfect: 4. I ________ (not / recognize) him because he ________ (change) so much since our last meeting. Mixed Past: 5. While they ________ (play) tennis, it ________ (start) to rain, so they ________ (go) home.

Ответ:

1. By the time the police arrived, the thief had disappeared.
2. The sun was shining when I woke up this morning.
3. They had been waiting for the bus for over an hour before it finally came.
4. I did not recognize him because he had changed so much since our last meeting.
5. While they were playing tennis, it started to rain, so they went home.

Ответ: By the time the police arrived, the thief had disappeared. The sun was shining when I woke up this morning. They had been waiting for the bus for over an hour before it finally came. I did not recognize him because he had changed so much since our last meeting. While they were playing tennis, it started to rain, so they went home.