Lily has uncle. He is honest gentleman．

So far we have done a lot to build a low-carbon economy, yet it is still _________ ideal. We have to work even harder.

1. Learning_____ country’s language is a better way knowing _____culturebehind it.

If he ________, I __________ him the truth.

I knocked into a tree when I went to the bus stop for my friend.—I suppose you _____too fast.