Nowadays, most students use ______ calculators in their studies and examinations.
There has been a great increase in retail sales,_____________________ ?
The phrase "keeps sellers on their toes" in the passage mostly means "______".
__________ John Kennedy was elected president, he was the youngest American President ever.
Standing on the tip of the cape,____________________ .
The word "allocated" in the passage mostly means "______".
The pool should not be made so deep______small children can be safe there.
We all agree that she is____________________ student in our class.
The examination was not very difficult, but it was_____________________ long.
Tom: "___________________ " Mike: "I won't say no!"
Education in many countries is compulsory________the age of 16.