---I have great ___ in learning physics and I’m so worried. Could you help me?---Sure, I’d be glad to.
—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 _______.
—Did Alice sleep well last night? —No, she didn’t. She didn’t go to bed _______ 12 o’clock last night.
—Would you mind _______ in the classroom? —Sorry, I won’t do that again.