If you have any doubts about your health, you’d better______ your doctor at once.
举一反三
- You’d better send for a doctor for your mother, ______ you?
- 中国大学MOOC: Once you have familiarized yourself with your patterns, you can take advantage of ____ techniques to improve your health and productivity.
- Once you can have your tension under control, you can expect better performance in interpreting.
- Once you have your topic, you need to ____ your audience’s interest in the topic, their knowledge about it, and their attitudes toward it.
- You’d better ______ your bike _____ at once. It is Monday tomorrow, you know.