Choose the best answer.

People from two different places can send _______ to communicate with each other by using a messaging app.

Choose the best answer.

Choose the best answer.

The first-year students can take ______ an online course ______ an in-person course for this semester.

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The students in this online class are not allowed to _______ social media while they are having a virtual lesson.

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To study online, students have to own a tablet or laptop connected to the Internet and make sure that the device is fully _______ before each lesson.

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According to the school rules, students _______ bring their smartphone to school except for their online classes.

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Fred: Does _______ of the courses offer evening classes?

Olivia: Yes. _______ do.

Find the mistake.