中国大学MOOC: He________trying to save a child in the earthquake.
举一反三
- He________trying to save a child in the earthquake.
- He________trying to save a child in the earthquake. A: was killed B: is killed C: has killed D: killed
- 中国大学MOOC: Child _____ he is, he seems to know everything.
- 中国大学MOOC: He is _______ trying to overcome his weakness.
- 中国大学MOOC: The child ________ at his teacher as he received the award.