Find the mistake in the following sentence.

I was reallyupset however I failed my chemistry project.

Choose the best answer.

I don’t like mathematics ______ it’s difficult.

Choose the best answer.

I’m really ______ with Ben. We have an important biology project, but he doesn’t do his part.

Choose the best answer.

We ______ submit our geography essays to Mr. Kim this Thursday.

Choose the best answer.

The teacher asked us to choose a book from the list, read it at home and then write a ______ about it.

Choose the best answer.

I have to give a ______ to my class tomorrow. I’m so nervous because I’m not good at speaking in front of people.

Find the mistake in the following sentence.

He have to wear his uniform to school.

Choose the best answer.

Nick got 100% on his physics test. His twin brother, Fred, ______, had to retake the test.