Choose the correct answer

Here are the suggested answers for the questions based on the context provided:

9. Nam often **A. logs on** to her Instagram account to chat with her sister in Ha Noi.

10. Lan **A. is chatting** with some friends, so she can’t concentrate on the lesson now.

11. She wanted to prepare for the exam; **B. but** she turned off her mobile phone.

12. Mr. Long decided **B. bought** a new laptop last week.

13. She worked hard, **B. so** she passed the exam easily.

14. Mr. Quang used Facebook **C. at** 10 p.m. last night.

15. Ba is tired **A. because** he stayed up late watching the clips on TikTok last night.

Make sure to double-check these for any specific context or details that might require adjustments!