The man sitting in the front row________and stared at us when we made such much noise.[ ]

More and more couples would rather ________ a second baby ________ their first child can feel less lonely.

Have you heard the story of “The Merchant of Venice”? —No. When and where does the story ______ ?

One of the advantages with the new tool is that it is users ____. Users can handle it with less effort and more convenience.

The house is dirty because it ________ since they moved out.