—Do you think we are going the right way to the Forbidden City?—Sorry, I’m not sure.But it _______ be.
Remind him ______ the window and door when he leaves.
We arranged to meet at the school gate at 8:00, but she didn’t _____
When a question ________at the meeting, no one could answer it.
The River Nile _______ flood large areas, but now the water of it _______ produce electricity.
. I shall never forget the day ____ we first visited the beautiful school.