At long last the child was found on top of ______ we call the museum of science and technology.
I can’t spend _____ money on the car which is _____ expensive for me.
I found a bucket, ______ it in the sink and turned the tap on.
Li Lei ______ English when he was in Canada. Now he can speak it freely.
He goes back home to see his parents ______ few weeks.
—Excuse me. Is this the right way to the Summer Palace? —Sorry, I am not sure, but it ____ be.