中国大学MOOC: Dear, the phone is ringing. Could you it?
举一反三
- When should you pick up the phone? A: After ringing once. B: After ringing twice. C: After ringing three times. D: After ringing four times.
- The phone is ………. Can you answer it, please? A: rings B: ring C: rang D: is ringing
- ---Could I have a word with you, mum? -Oh dear, if you _____.
- 中国大学MOOC: In the sentence “If you do catch it, hang on for dear life.”（Paragraph 6） , “for dear life” means ____
- 中国大学MOOC: You should have your smart phone with you all the time.