Câu 1 / 20

What was a key complaint about the original program?

• A. Too few benefits at every tier
• B. High annual fees
• C. Unclear tier requirements
• D. Lack of mobile app access

Câu 2 / 20

Find the error: "I **have been** to Hanoi since 2015."

• A. I
• B. have been
• C. to Hanoi
• D. since 2015

Câu 3 / 20

Which of the following attack techniques is mentioned in the passage?

• A. Brute force password guessing
• B. SQL injection
• C. AI-powered phishing
• D. Man-in-the-middle attacks

Câu 4 / 20

Find the error: "The company is **financial** strong."

• A. The company
• B. (no error)
• C. strong
• D. financial

Câu 5 / 20

_______ the boss arrive, please notify me immediately.

• A. When
• B. If
• C. Should
• D. Would