—That must have been a long trip.—Yeah, it us a whole week to get there.
-- Has Nancy gone back to her home in the UK? --Yes. She ______ here only for three days with her friends.
A good teacher must be able to help his students learn the subject with great interest ______ he reaches the last minute of the class.
--I’m exhausted. I ______ on a design day and night. --You’d better have several days off after finishing it. Otherwise you might break down.
-But for your timely warning, we ______ into great trouble. --You know we’re friends.
--Alice won’t join in our discussion tonight. --Oh, she ______. We have already put it off.