Mrs Zhang is very popular among the students.––Yes. Her classes are ______ lively and interesting.

The monument ____ those heroes stands ____ the foot of the mountain. [ ]

Before you start this task, you ________ realize its importance of doing it.

Last year my old college friend Melissa _________ her family business, a company supplying metal boxes to other factories.

During his five-day state visit to Japan, Hu Jintao delivered such an ________ speech that all the people present were ________.