The Iranian government is accused of some terror organizations in the Middle East by the United States, who can’t not produce firm evidences to prove it.
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.