The news came as no surprise to meI _____ for some time that the factory was going to shut down

I ________ let him know it as soon as he ________ back.

mprehensive surveys have provided the most__________statements of how, and on whatbasis, data are collected.

If you often feel tired and can’t focus your attention，that is________you have to stop working too hard and to have a rest[ ]

New York is referred to as a melting-potbecause its citizens comefromcultures