—Is _______ ready for the picnic?             —No, _______ is wrong with my bike. I can’t go bike riding with you.

__________ the reason , research shows that laughter is good for your health.

＿＿＿＿＿＿ for the free tickets, I would not have gone to the films so often. 

---How many eggs are still there in the fridge, Bill? --_____.

We have been looking at houses, but haven’t found _____ we like yet.