Beik拜克bev.有；在；是；到达；拜访be prestissimo最急板be packed with塞满了, 挤满了be expected to预计, 预期be composed of由 ... 组成Be in touch.经常联系。be all agog to急着要be grasseddown用草盖着be desirous of欲要 ...； 渴望 ...be sick in bed病在床上be full of wit富于机智