Anthropic and OpenAI Leaders Urge Caution as AI Safety Concerns Grow

Study the questions and tasks

Work through the material below, or start the interactive practice above to complete an attempt. Try the exercises before opening any answer or transcript sections, then use them to review your work.

Practice level

B2. Try this level if you can follow the instructions and understand most of the language; choose an earlier level if you need more support.

Question formats

Single choice

How to approach this practice

Read the complete sentence and notice the subject, verb form, time reference and word order before answering.

1. Question 1 · Single choice

   Choose one answer.

   Choose the sentence with the correct passive construction.

   1. Powerful systems are testing by researchers.
   2. Powerful systems are being tested by researchers.
   3. Powerful systems being tested by researchers.
   4. Powerful systems have testing by researchers.
   Check answers and explanations

   Answer

   Powerful systems are being tested by researchers.

   The passive form uses “are being tested” for an ongoing action.

2. Question 2 · Single choice

   Choose one answer.

   Choose the correct conditional form.

   1. If safety research remains behind, problems may arise.
   2. If safety research will remain behind, problems may arise.
   3. If safety research remained behind, problems may arise.
   4. If safety research remains behind, problems arose.
   Check answers and explanations

   Answer

   If safety research remains behind, problems may arise.

   The first conditional uses present simple after “if” and “may” in the result.

3. Question 3 · Single choice

   Choose one answer.

   Choose the sentence with correct reported speech.

   1. They urged that the industry slowed down.
   2. They urged the industry slow down.
   3. They urged the industry to slow down.
   4. They urged the industry slowing down.
   Check answers and explanations

   Answer

   They urged the industry to slow down.

   Reported advice uses “urged the industry to slow down.”

4. Question 4 · Single choice

   Choose one answer.

   Choose the best modal verb for a strong possibility.

   1. The industry may face difficult questions.
   2. The industry must face difficult questions yesterday.
   3. The industry can faced difficult questions.
   4. The industry should facing difficult questions.
   Check answers and explanations

   Answer

   The industry may face difficult questions.

   “May” expresses a possible future consequence without certainty.

5. Question 5 · Single choice

   Choose one answer.

   Choose the correct reduced relative clause.

   1. organizations involving in development
   2. organizations involved in development
   3. organizations were involved in development
   4. organizations involve in development
   Check answers and explanations

   Answer

   organizations involved in development

   “Involved in development” correctly reduces “that are involved.”

6. Question 6 · Single choice

   Choose one answer.

   Choose the correct contrast connector.

   1. Although AI offers benefits, it creates risks.
   2. Although AI offers benefits, but it creates risks.
   3. Despite AI offers benefits, it creates risks.
   4. Because AI offers benefits, it creates risks.
   Check answers and explanations

   Answer

   Although AI offers benefits, it creates risks.

   “Although” introduces a contrast between benefits and risks.

7. Question 7 · Single choice

   Choose one answer.

   Choose the correct gerund structure after a preposition.

   1. questions about test these systems
   2. questions about tested these systems
   3. questions about testing these systems
   4. questions about to test these systems
   Check answers and explanations

   Answer

   questions about testing these systems

   The preposition “about” is followed by the gerund “testing.”

What to review next

After checking an answer, explain the rule in your own words and write a new sentence using the same pattern. Revisit any rules you could not explain.

A focused practice result shows how you did on these tasks. Use several activities across skills to decide what to study next; one practice score does not certify an overall CEFR level.