Yes/No present continuous questions

Is Oscar doing homework?

Are they working?

• No, they aren't.

• Yes, they am.

• Yes, they is.

• Yes, they are.

Is Cindy playing the guitar?

• Yes, she is.

• Yes, she are.

• No, she isn't.

• No, she not.

Is Jane climbing a tree?

Is Gio shopping?

• No, he isn't.

• No, he's not.

• Yes, he is.

• Yes, he are.

Is Mark brushing his teeth?

Is Hyun-woo studying?

• No, he's not.

• No, he is not.

• Yes, he is.

• Yes, he are.

Are Nikki and Nate dancing?

Is Elizabeth driving a truck?

• Yes, she is.

• Yes, she are.

• No, she aren't.

• No, she's not.

Is Ivan reading a book?