中国大学MOOC: That’s why we have to catch one before they ______.
举一反三
- “That’s why we have to catch one before they die out.” A: S B: I
- That’s why we have to catch one before they ______. A: die of B: die from C: die out D: die away
- 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: Instead of one double bed, can we have two _____?
- 中国大学MOOC: If it’s ____________ tomorrow, we could have a picnic.