单选题Mr. Smith was occupied in preparing for his lessons and marking students’ compositions.A was absorbed in B was freed fromC was busy with D was attracted by

单选题

Mr. Smith was occupied in preparing for his lessons and marking students’ compositions.

was absorbed in

was freed from

was busy with

was attracted by

正确答案： C

解析： be occupied in忙碌于，从事于。be busy with与之同义。be absorbed in全神贯注于。be freed from没有…的。be attracted by被吸引。

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