—How about ________ job you were offered last week?—Not so bad, but I ran into difficulties at the very beginning.
The murder was eventually caught _____ the help of Mr. Su who sent a report.
During the race many cars ______ while my new solar car came out first.
In the garden there are a lot of flowers ______ I don’t know the names.
I was greatly ______ at how he worked out the ______ problem in a creative way.
My painting won the first prize, _____ changed my plans for the future.