A new product must be _________ before it comes into use.
Would you mind _____ me some advice on how to makefriends— ______, you’d better be honest to others .
Her parents had had a very anxious moment but everything ________ all right in the end.
Aren’t Sam and Helen in Class Three —_______.
I will come to your lecture at 10:00 amtomorrow— I’m sorryBy then my lecture ______ and I ______ my guests in my office