There ____ a talk show on CCTV-4 at eight this evening .
Kitty found _________ interesting _____________ the difference between the twins.
Many people are waiting ____________ the bus at present.
If you want to get the job, please contact Miss Wang _________ 5557 8841.
You know great changes _____________ in our school in the past ten years.
“How many students have visited the Summer Palace?”“.”