The genetic engineering, ______ progress has been very rapid recently, is perhaps the most important of all the sciences.
A local radio station said that several eruptions _____ in the past twenty years.
______ he used traditional materials, Gaudi was a modern architect.
—Do you think the rain will affect the football match?—The players are used to such rainy weather, so it ______ make any difference to them.
We have 24 offices, each ____computers.
You needn’t hurry her; she _______ it by the time you are ready.