I didn’t go to bed ______ I finished all the homeworklast night．

Now the weather is becoming ___________ , we should look after ourselves well.

I ______ this magazine from the library last Friday, and have ______ it for more than a week.

．What I like about Harvard isthere’s the old classical look—there are parks and traditional buildings.

Thecousinsarealikeinage,but________theyareasdifferentasdayandnight[ ]