中国大学MOOC: The diameter of the ping-pong ball is ___.
举一反三
- The diameter of the ping-pong ball is ___. A: 38mm B: 40mm C: 40+mm D: 41mm
- Why does the author say Sue spent each day like a ping pong ball?
- 19. Why does the author say Sue spent each day like a ping pong ball ? A: Because Sue liked playing ping pong ball. B: Because Sue had to pay back the loan. C: Because Sue went back and forth between resolve and despair. D: Because Sue was deeply depressed.
- A ping-pong ball and a tennis ball ___ under the bed. A: is B: am C: are
- 外国人说乒乓球是ping–pong还是tabletennis?