1. Mark the appropriate option. 1. By studying / investigating space, we can gain significant knowledge about

Theme: Vocabulary

Разъяснение: In this task, you are required to mark the appropriate option from the given choices for each sentence. The options provided are pairs of words, and you need to select the word that fits best in the context of the sentence.

1. "By studying / investigating space, we can gain significant knowledge about the universe."
- The correct option here is "investigating." It implies actively exploring and researching the unknown aspects of space.

2. "Paul is uncertain / unconvinced about the existence of UFOs."
- The suitable option in this sentence is "uncertain." It means Paul is not sure or has doubts about the existence of UFOs.

3. "The astronauts were concerned about their insufficient food provisions / resources for the return journey to Earth."
- The appropriate choice here is "food provisions." It refers to the supplies of food available for the astronauts during their journey.

4. "There was an unforeseen / astonishing turn of events at the conclusion of the movie."
- The correct option in this sentence is "unforeseen." It suggests that the turn of events was unexpected or not predicted.

5. "The panoramic vista I see from the observation tower is breathtaking."
- The suitable option here is "breathtaking." It describes the view as extremely beautiful and awe-inspiring.

Пример:
"Choose the appropriate word for each sentence:
1. By studying / investigating space, we can gain significant knowledge about the universe.
2. Paul is uncertain / unconvinced about the existence of UFOs.
3. The astronauts were concerned about their insufficient food provisions / resources for the return journey to Earth.
4. There was an unforeseen / astonishing turn of events at the conclusion of the movie.
5. The panoramic vista I see from the observation tower is breathtaking."

Совет:
To correctly choose the appropriate word in such tasks, carefully read each sentence and try to understand the context and meaning. Pay attention to any clues or keywords that might help you select the right option.

Упражнение:
Select the correct options for the following sentences:
1. The teacher was ________ with the students" progress in the subject.
a) astonished
b) unconvinced

2. The investiga