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6.On the grassland, it may be fine and sunny one moment, then almost immediately heavy wind and storm may come down on you like winking.
7.Time passed quickly. In a twinkling, the clock on the wall struck nine. We could not but say “Good-bye” to one another.
8.Fearing lest a conflagration might set Heaven itself on fire, he proceeded to drown the world. Speedily the race of mean and their possessions, were swept away by the deluge.
10.After transient transfection of COS 7 cells with mixture of equal amount of the two plasmids, the antigens JEV E and HBV preS1 were both detected in the culture supernatant by ELISA with corresponding monoclonal antibodies.
