About 80 percent of the students in our school_____ been working on the program and about two-thirds of the work _____been finished.
The study you have been making _____ the ancient Chinese characters is an instructive job.
For miles around me there was nothing but a desert, without a single plant or tree ______.
“How could you lose so much money?”Charlie asked his wife, eyeing her angrily fromthe kitchen table.
They were hunting for a personhima stepping stone.
Alone as she is, she is kept so busy with her work for women’s rights that she feels ____ lonely.