How soon will you start your journey? —I’m not sure. I haven’t decided_____.

You can hardly imagine what great difficulty we had _________ the task.

How many students in your school have lunch at home? — Only ________ of us have lunch at home.

Look at those dogs. _______ are not _______dog.

To tell you the truth, if you want to study abroad, you must pay more attention to _______English every day.