中国大学MOOC: This class we have learnt_____________.
举一反三
- This class we have learnt_____________.
- So far, we ______ English for nearly three years. A: learn B: have learnt C: learnt D: had learnt
- 中国大学MOOC: If we __________ adequate preparations, we might have succeeded.
- 中国大学MOOC: We have to catch the _________ now or we will be left behind in the future.
- 中国大学MOOC: We have 30 people, not ______ the children.