It is the most instructive lecture that I______ since I came to this school.[ ]

er to get the film shooting finishedin time, we have to ______our work but it doesn’t mean some parts will be______.

The Apple Company had scarcely releasedi-Phone ______ it became one of the best-selling electronic products

They urged that the library ______ open during thevacation.

If she ________ medicine earlier, she_______ ill now.