【单选题】女士在商务拜访穿着套裙时,做法不正确的是( )
【简答题】The new toy didn’t _________ the child’s attention for long; a few minutes later he cried again.
【简答题】The new toy didn’t _________ the boy for long.
【简答题】测量细菌细胞的大小时,其表示大小的常用单位为 ________ ,而测量病毒大小的单位是 ________ 。
【单选题】The new toy didn’t ___________ the child’s attention for long; a few minutes later he cried again.