______ on ten years of observation and study, the theory shows that every one dreams every night, whether they realized it or not.A.BasingB.BasedC.Being basedD.Having based
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______ the danger ahead on the railway line, he decided to g..
______ the danger ahead on the railway line, he decided to go to Beijing by plane instead.A.Having been informed of B.Having informed ofC.To be informed ofD.Informing of
____ in her most beautiful skirt, the girl tried to make he..
____ in her most beautiful skirt, the girl tried to make herself ____ at the party.A.Dressed; noticedB.Dressing; noticedC.Dressed; noticingD.Dressing; noticing