______ of his time ______ been spent on studies every day.

The teacher pointed ________ the sentence and asked us to read it loudly. [ ]

Doctor, I want to know ________________.—Three times a day after meals.

Dear, what about going to the beaches for vacation? —Great! _______we’re lying on the beach in the sun, enjoying music. It must be great fun!

He is late _____the meeting yesterday. [ ]