_____ this cake, you’ll need 2 eggs, 175g sugar and 175g flour.
It _____ four years since we ______to learn English.
----Have you finished writing the letter_______? ----Not ______
He’s gone to the library ,_______ he ?
---Did you get there by _____bike? --- No, I took _____taxi.
—Why don’t you divide the students into six groups? —_________.