So far, many students in the school ______ a lot of prizes in this field .A. win B. won C. have won
--Whose tennis racket is this, Linda?--Look! Jerry's name is on it! It _________ be his.
More and more people found _________ necessary to have a balanced diet.
-- What do you think of the song “My Heart Will Go On ”?-- It __________wonderful. I like it.
-- Jim, I’m going to the Great Wall next week. -- ___________.
-- Lucy, when did you plant trees, last Saturday or Sunday ? --_________. We did it last Friday.