—What do you think of the building built to the shape of nature?—______.
Nowadays, most young people enjoy ______ on the Internet.
The girl often helps her best friend, ______ is not good at English.
–-Tom, ________we go home together this afternoon ? –- Ok !
_______ was at the end of the meeting that Mr. Smith made the decision .
I invited Joe and Linda to the party, and both of _______ came.