Nelson Mandela__________ peacefully at his Johannesburg home on Thursday，President Jacob Zuma said.
A．dies B．died C．has died D．had died
“Rubber Duck”,________ by Dutch artist Florentijn Hofman，has visited many cities since 2007．
A．being created B．creating C．created D．having created
Of the two-child policy，_________ some see the bright side，others worry about a baby
boom in China．
A．while B．when C．since D．once
“OK．Bingo!We win．_________, mom!” shouted Daniel，raising his hand．
A．Give me five B．You don’t say C．Good heavens D．Don’t mention it
Peter has gone to Beijing, but I’m wondering why he ________ in such a hurry.
A. left B. has left C. leaves D. was leaving
“百善孝为先"是中国人的传统美德。请根据以下提示，谈谈你对“孝”的理解。
提示：
1．你认为“孝”是什么?
2．以你自己或身边人的事例说明。
注意：
1．文章开头已给出，不计人总词
2．文中不得透露个人和学校信息；
3．词数1 20左右；
4．参考词汇：孝顺filial piety
It is universally accepted that filial piety is an important virtue in China．
