Next to the pots ______, upon which the man could work metal.

This summer, several provinces in the south of China was struck by floods, from ______effects the people are still suffering.

The black box is a necessary device on an airplane, which records its speed, direction and whether everything on the airplane______ normally

The house rent is expensive,I’ve got about half the space I had at home and I’m paying ______here.[ ]

Don’tworry Intelligent students can always ­­­­­­­­­_______ good solutions toproblems