HE IS BUSY ____ HIS MONTHLY REPORT

1. - Ôn thi THPT Quốc gia 2021 môn Anh chuyên đề Giới từ
Tiếng Anh Ôn thi THPT Quốc gia 2021 môn Anh chuyên đề Giới từ

1. Where is Jimmy? - He is ____ work. He is busy ____ his monthly report.

A. on / for

B. in / about

C. to / through

D. at / with