-Can you tell me why you learn English so well?-It’s very simple._____ you work,______ grades you will get.
---- _____ is it today? ---- It’s Tuesday.
---- Can you see many apples _____ the tree? ---- No, there are a few birds _____ it.
---- Where are my keys, Dad? I can’t find them. ---- Look! They’re under the table. You must _____.
There are many students ______ in the apartment.
We have some bread, but we have ________ milk. Let’s buy some milk.