— I am in great trouble now.— You may depend on ______ that all of us will support you. 

Many students in this school make __________ a rule to come to the evening classes even on Saturdays and Sundays.

_______, follow the directiom on the bottle carefully.

Twenty students from one high school were _______ such an experience.

I can well remember that there was a time _____ a deep blue sky,  the song of the birds,  moonlight and flowers could never have kept me spellbound.