Those who want to say anything more ________ your hand and then ________ to speak.
I walked up to the top of the hill with my friends, _____ we enjoyed a lovely view of the lake.
---Don't put the waste on the ground. ---Oh, I'm very sorry. I ________ the dustbin(垃圾箱) there.
---Whose advice do you think I should take? --- ________ .
We were pretty _____ when we learned the _______ fact that an elephant would come to live in our school.
It was some time _____ I realised the fact that life had become difficult for many villages in western Europe.