It ______ we had stayed together for a couple of weeks ______ I found we had a lot in common.

Low-carbon lifestyle is of great benefit toimprove the world environment _____can be enjoyed from it until you have a deep understanding ofit，however

Mom, I have too many after-school classes. Some are really unnecessary.—I get it. I will . See, I am an understanding mom.

Where is Mr Green now I haven’t seen himfor a few days .-He _____ to Hong Kong .

I always wanted to do the job which I’d beentrained ____.[ ]