1. Choose the correct words.

(Chọn từ đúng.)

2. Complete the zero conditional sentences with the correct form of the verbs in the box.

(Hoàn thành câu điều kiện loại không với dạng đúng của động từ trong khung.)

Did you know ...?

If you look at the Earth from the Space Station, you can see the River Amazon.

1. If you measure the temperature of the moon at night, it _____ -183℃.

2. If a person _____ on the moon, they can go six times higher than on the Earth.

3. If you drop something in space, it _____.

4. If a person lives in space for a long time, he or she _____ taller.

5. Unless an astronaut sleeps in a special bed, he or she _____ in the same place.

3. Complete the sentences with the first or second conditional form of the verbs in brackets.

(Hoàn thành câu bằng dạng câu điều kiện loại một hoặc loại hai của động từ trong ngoặc.)

If I invented (invent) the most intelligent robot in the world, I’d be (be) really famous!

1. We _____ (visit) the science museum tomorrow unless the weather _____ (be) bad.

2. I _____ (not be) surprised if astronauts _____ (go) to Jupiter in the next sixty years.

3. Unless Monica _____ (study) for her science exam, she _____ (do) badly - just like last year.

4. What _____ (people / do) if a big meteor suddenly _____ (hit) the Earth?

5. He _____ (not win) the competition next week unless he _____ (change) his design.

4. Complete the film review with the correct form of the verbs in brackets.

(Hoàn thành bài đánh giá phim bằng cách sử dụng dạng đúng của động từ trong ngoặc.)

Film review: The Martian Star rating:

If you haven't had the chance to see this fascinating film, you'll wish you (1) _____ (have) some free time to immerse yourself in its enchanting world. The Martian is about a space mission in 2035. It promises to be a heartwarming experience.

Setting foot on the hostile planet, the characters wish they (2) _____ (can) fulfill some aspirations.

They wish they (3) _____ (succeed) in exploring Acidalia Planitia but a severe dust storm comes and one astronaut Mark Watney (Matt Damon) is left behind on Mars by accident. The film focuses on their wish that he (4) _____ (find) out some ways to survive. Watch the film to know the ending of the story.

I do believe that, with positive reviews circulating, you certainly wish some day you (5) _____ (will) join the audience in experiencing the magic of knowledge, and (6) _____ (enjoy) the film to the end.

5. Complete the sentences with conditionals or wish form and your own ideas.

(Hoàn thành câu bằng câu điều kiện hoặc câu mong muốn và ý tưởng của riêng bạn.)

Humans wish they could perform time travel in the near future.

1. I wish medicine experts _____________________________________

2. Unless scientists do experiments, ______________________________

3. If I travelled to the moon, ____________________________________

4. Water evaporates if _________________________________________