15. charge
A. 收入
B. 费用
C. 薪水
D. 红利
During the warranty period, defective parts will be replaced with new ones free of charge.
A. 对
B. 错
Product faults do not include faults caused by incorrect software installation.
A. 对
B. 错
BenQ will be responsible to backup the customer’s data.
A. 对
B. 错