The number of the students in our school ___ 1,000, and a number of them ___ boys.
You don’t have to _______ every new word in the dictionary while reading.
----We’re free today. How about going out for a picnic this afternoon? ----_______.
________ exciting sport it is to go bike riding!
You can use English or Chinese ________ you travel in Singapore.
----What would you like, tea or coffee? ----________