---_______ one and a half months enough for the project to be finished? ---I am afraid not. The professor is ill and only after he recovers ________ go on with it.
I don't understand what the engineer means, but I’ve got_________ rough idea of____________ project plan.
—May I put my luggage on the seat beside you, sir? —_________________.
—HowmuchdoIoweyouforlunch? —________________.It’snothing.
It ________ that their plan was practical and successful.
It is considered a good way for students to ________study with pleasure.