If it ________ for the heavy rain then, we would have arrived here ahead of time.
I _____ you somewhere before , but your name has escaped me _____ moment .
It's nearly seven o'clock . Jack _____ be here at any moment .
Mrs Green wants to buy that kind of cloth because she ____ that the cloth ____very well .
---When ______ and visit our exhibition next month ?-- -When _______ , I will let you know .
Michael ______ here to see you and he ______ a note on your desk .