I believe the beauty of nature there will make an excellent _____ upon the tourists.
If there is a lot of work _________.I’m happy to just keep on until it is finished.
To learn English well, we should find opportunities to hear English _________ as much as we can.
If we have illegal immigrants _________ in,many local workers will lose their jobs.
The director had her assistant ________ some hot dogs for the meeting.
Due to the heavy rain and flooding,ten million people have been forced _________ their homes.