If you _____ smoke, please go outside.
_____.I must be leaving now. ______ you will close all the windows and doors .A.To make sureB Make sureC.Being made sureD.Making sure.
21st century school edition is ____a newspaper .It helps us to improve our English a lot .
How do you like the cake? It’s quite different from ________ I had last month..A. this B. which C. one D what
I _______ that the job has been filled.
With tags(标签) _____ to the luggage, it won’t take long for the passengers to find theirs correctly..