We haven’t settled the problem of_______it is necessary for him to study abroad.
You two follow me; the rest _____ where you are.
Dear Jenny, thank you for your letter which ______ on April 1st.
_________, they delivered the message as quickly as they could.
I do believe that ______ swim across the river, but, in that situation, I ____ do that.
He has got a very nice bike which has a basket ______ and a seat ______.