19. She treats us as if we ______ (be) all idiots.
查看答案
18. It’s just midnight. It’s high time we ______ (go) to bed.
17. If I ______ _ (be) you, I shouldn’t do it.
16. The Nile______ (flow) into the Mediterranean.
15. Water______ (boil) at 212°Fahrenheit.
微信支付 
支付宝支付