I’m not sure what time I’ll arrive, maybe half past seven or a quarter to eight _______ ，I’ll be there as early as possible

You’re old enough now. You shouldn’t ____ your parents all the time.

I was leaving the office when it suddenly 　　　 to me that I had forgotten my keys

As we all know, the functions of our skin are very .

The shopkeeper did not want to sell for ______ he thought was not enough.