1.---Which one will I choose?
---Well, you can take _______ of them; I’ll keep none.
A. both B. all C. any D. either
2. It was a time_______ the killer whales helped the whalers catch the baleen whales.
A. when B. that C. then D. which
3.Let’s _______ our personal feelings for now, and get to our business.
A. set up B. set off C. set about D. set aside
