Sally can upgrade her anti-virus software for free.
举一反三
- Sometimes passengers can upgrade their class for free.( )
- Why can’t Sally play A: Her mother. B: Her sister-in-law. C: Her aunt.
- It’s a good way to try some anti-virus software to kill viruses.
- Lucy and her brothers want to chat with their parents online for free. What kind of software do they need?The proper software: _________________. A: Audio Players B: Video Displayers C: Chat Tools D: Image Editors
- Which of the following can be inferred from the passage A: There are useful viruses as well as harmful ones. B: Many virus checking software is free of charge. C: Even if you take the advice, your computer may still be infected with viruses. D: Shut down your computer whenever there is a virus.