By the time California to become the 31th federal state of the USA in 1850, it was already a multicultural society.
Only after my friend came _____.
—Catherine, I have cleaned the room for you. —Thanks. You____ it, I could manage it myself.
The classroom is big enough ____, but we’ll have to move if we have more students.
—Can the project be finished as planned? —Sure, ____ it completed in time, we’ll work two more hours a day.
Father ____ for London on business upon my arrival, so I didn’t see him.