I have lost my umbrella. I__________it on the bus.
__________ John Kennedy was elected president, he was the youngest American President ever.
We must push the piano to the corner of the hall to_____________________ our party tonight.
I am sorry I have no time at present to____________________ detail of our plan.
She asked me______I was looking at.
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
There has been a great increase in retail sales,_____________________ ?
We all agree that she is____________________ student in our class.
_______ has been a topic of continual geological research.
Standing on the tip of the cape,____________________ .
The phrase "keeps sellers on their toes" in the passage mostly means "______".