The frequent use of mobile applications for international calls is a______ that is likely to continue while services remain free.

1
The frequent use of mobile applications for international calls is a______ that is likely to continue while services remain free.

Thông tin câu hỏi

Format:
Trắc nghiệm 1 đáp án
Độ khó:
Trung bình
Mã đề:study4-4565
Phần:part5
0 lượt làm
Năm:2026
Tags:
#part5#toeic