She ________ her elder brother because he is one of the most famous scientists in China. A. is angry with B. is proud about C. is proud of
—What were you doing at this time yesterday? —We _______ in the classroom.
—Would you mind passing me today’s newspaper? —_______
—Do you often help your cousin with his English? —No. He learns English _______.
The girl is only two years old. She is _______ to go to school.
My sister is only three years old. She can’t take care of _______.