1. A: Have you seen Jack at all today?
B: Yes, he left about ten minutes ago
2. A: When was the last time there was an earthquake in the city?
B: There hasn't been one since 1990
3. A: John hasn't packed his suitcase yet
B: He should hurry up. His flight is leaving soon
4. A: Jane has spent all summer at an eco-camp
B: That's nice. I hope she's having fun
5. A: We have never experienced an earthquake
B: I have. It's very frightening
6. A: Lisa has lived in Haiti since 1999
B: I know. I haven't seen her since she moved
7. A: Have they rescued any trapped people yet?
B: Yes, they have saved six people so far
8. A: Have you ever volunteered for a charity?
B: No, but I'd like to
1. Despite the fact that robots make teacher's job easier, they cannot help teach students social skills.
Despite making teacher's job easier, robots cannot help teach students social skills.
2. Although robots can be used in distance learning, they are not able to replace a human teacher.
Robots are not able to replace a human teacher although they can be used in distance learning.
3. Robots are very useful in the classroom although they are expensive.
Although robots are expensive, they are very useful in the classroom.
4. Even though robots can't display human emotions, they can be exciting for students.
Robots can be exciting for students even though they can't display human emotions.
Відповідь:
1) transported
2) hunted and fished
3) ruled
4) built
5) lived
6) discovered
7) worked
8) played