Choose the correct answer.

The teacher asked the students to ________ their essays to Google Classroom.

Choose the correct answer.

With modern technology, you can have a ________ with someone overseas.

Find the underlined part that needs correction in the following question.

He is knowing the answer, but he doesn’t want to share it.

Find the underlined part that needs correction in the following question.

I don’t know where can I find the update button on this app.

Choose the correct answer.

My dad uses a ________ to switch between channels on the TV.

Choose the correct answer.

The system harnesses the processing power of many computers ________ by a high-speed network.

Choose the correct answer.

He usually ________ his photos on social media every morning.

Choose the correct answer.

Look! He ________ a selfie with his new phone.