Tìm lỗi sai

Câu hỏi

Drying food by means of solar energy is an ancient process applying wherever climatic conditions make it possible.

A. Drying

B. means of

C. applying

D. make it possible

Đáp án
C. applying

Câu hỏi thuộc Bài tập:

MODULE 18: RELATIVE CLAUSES (Exercise 5)