Bộ 3 Đề kiểm tra Unit 3 - Tiếng anh 10 iLearn Smart World có đáp án (Đề 2)

If your camera is still on warranty, we will repair the faulty parts free of charge.

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Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correction in each of the following exchanges.

If your camera is still on warranty, we will repair the faulty parts free of charge.

faulty

free of charge

on warranty

If

Giải thích

Chọn C