we must ____ friendly____ visitors
We must make the two bedrooms ready for our visitors.
We must keep ____(health)
we must not only think ____(we)
we all know that the visitors ____(come) to our school next
What rules ____ we ____ (must obey)in the classroom
We must do ____ the party ____ us.
Must we cut down the trees? No.we ____.
we must ____ running taps when we leave the tap
we must prepare our guest a room同义句转换.we must ____ a room___
We must ____ _____ _____ _____our country stronger and stron
We must do our ____ to help them 填什么
That must be a long way ____ we were.