• 2022-06-05
    They had (installation) ____________ a new phone line in their apartmen
  • installed

    内容

    • 0

      He had ___ entered the room _____ the phone rang .

    • 1

      There was such a long line at the exhibition ( ) we had to wait for about half an hour. There was such a long line at the exhibition ( ) we had to wait for about half an hour.

    • 2

      A new ( ) line will be built in the factory this year.

    • 3

      Launchinga new product line is an example of:

    • 4

      The Smiths ______dinner when the phone rang suddenly. A: are having B: had C: were having D: had had