Belinda missed a few months of school because of i...

Câu hỏi: Belinda missed a few months of school because of illness and found it difficult to keep.......... with her classmates.

A off

B up

C in

D of

Câu hỏi trên thuộc đề trắc nghiệm

- Unit 9. Education and Learning (có lời giải chi tiết)