______ you make a promise, you should keep it

The weather in Shenyang is even colder_______.

—Do you know where David is? I couldn’t find him anywhere. ——Well, he_______ gone far—his coat’s still here.

I’dlike to start my own business –that’sI’ddo if I had the money.

－What did your parents think about yourdecision? －They always let me do_____I think Ishould．