---You should your teacher’s advice if you want to improve your science.
---That sounds great.
| A．get | B．catch |
| C．follow | D．hear |
—You’d better not eat too much salt. It’s bad for your health.—________.
A. Not at all B. Thanks for your advice C. It doesn’t matter
You will fall behind others _________ you work hard.
A. if B. when C. unless
—Have you decided where to go for your summer vacation?
—Not __________. We may go to Qingdao.
A. ever B. already C. yet
______ the teachers’ help, I have done well in all my subjects.
A. With B. Under C. For
Please remember to __________ the light when you leave.
A. turn off B. turn on C. turn down