He loves science classes.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

This company has world-leading technological capabilities.

He lost everything.

She is planning a date with her current boyfriend.

My boyfriend gave me a gift.

Everyone was surprised by the news.

I am very interested in social science.

It's better for him not to know the truth. After all, ignorance is bliss.

He is feigning ignorance about that problem.