When I went in , they were ____ in a heated discussion .

While cleaning the room yesterday, I _______ an old photo of my mother.

---I think he is taking an active part in social work.
----I agree with you ________.

The man who was       of killing four children in the care center was arrested and sentenced to death．

The film directed by the famous director is beyond praise and it has certainly ________ my expectations.

--- Why didn’t Mr. Smith arrive on time for the meeting?
--- He must have been ________ on his way here in the traffic jam.

The manager needs an assistant that he can _____ to take care of problems in his absence.

When talking about China, people often _________ it with the Yellow River.

I support your decision, but I should also make it clear that I am not going to be __________ to carry it out.

In many states of America, a neighbor may ______ you with playing your radio too loudly.