Choose the best answers

12. The most common way of attracting someone’s attention is by __________. *
3 điểm
A. waving
B. to waving
C. to wave
D. wave
13. Lien told me that ___________ a biology teacher. *
3 điểm
A. she wants to become
B. she will become
C. she wanted to become
D. she wanted becoming
14. We reminded Lily_________ late for our appointment the next day. *
3 điểm
A. to be not
B. not to be
C. to don’t be
D. don’t be