We ______ four thousand new words bythe end of last year.

As soon as I walk into the room, she ___________ an apple ___________ me .

My first advice to the beginner in the study of law has always been to buy a good law dictionary and ______ it now and then.

It is known that ________ medical examination helps people to find out health problems as early as possible.

Who do you think is the greatest man _______?