英語短語第八期:be occupied in [with] ～
be occupied in [with] ～
忙于……，正從事于……
He was occupied in the study of mathematics.
他忙于研究數學。
When we arrived he was occupied in mowing the lawn.
我們抵達時他正在割草。
be occupied in [with] ～
忙于……，正從事于……
He was occupied in the study of mathematics.
他忙于研究數學。
When we arrived he was occupied in mowing the lawn.
我們抵達時他正在割草。
