【单选题】My father is busy _________ his work.
【简答题】听录音,选出与你所听到的句子意义相同或相近的一个选项,每个句子读两遍。 ( )1. A. My father is busy every day. B. My father is busy on Sunday. C. My father is free every day. D. My father is free on Sunday. ( )2. A. The movie the...
【单选题】Please keep quite. My father is busy( ).
【简答题】确定冲裁工艺方案的依据是什么?冲裁工艺的工序组合方式根据什么来确定?
【单选题】My father is busy ______ his work. I think he can finish ______ it in an hour.