Which of the following sentences is correct？（ ）
| A． |
He came in and sat down． |
| B． |
We all like＜Harry Potter＞． |
| C． |
When we met．He didn't say hello． |
| D． |
We went out，headed for the bus stop． |
It is five years since we began to enjoy a ______ spring holiday each year．（ ）
A．ten﹣dayB．ten dayC．ten days'D．ten days
Do you know _____ girl with long curly hair？
Yes，she is Mary．She plays ______ piano very well．（ ）
A．a；/B．the；/C．the； theD．a； the
The door bell is ringing， please go and see _______．（ ）
A．who is itB．who it isC．who was itD．who it was
The notice says the sports meeting has been _______ till next week．（ ）
A．put onB．put downC．put offD．put up
Li Hua's parents hold different opinions on whether they should have _______ child．（ ）
A．anotherB．otherC．othersD．the other