She is busy ________ her lessons.
A: prepare
B: to prepare
C: preparing
A: prepare
B: to prepare
C: preparing
举一反三
- She is busy_________ her lessons. A: prepare B: to prapare C: preparing
- We are busy ______ our lessons these days. A: prepare B: preparing C: to prepare
- She is very busy ( ) for a journey. A: prepare B: to prepare C: preparing D: to be preparing
- Linda did not have time to go to the concert last night because she was busy ______ for her experiment. A: to prepare B: to be prepared C: being prepared D: preparing
- She worked late into the night, ______ a long speech for her boss. A: to prepare B: preparing C: prepared D: was preparing