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单项选择题On the earth， ________.

单项选择题Who brought the writer the bad news that her mother was ill？

单项选择题A．put on B．put offC．take outD．took off

单项选择题Christmas Eve is ________.

单项选择题Which of the following sentences is right according to the instructions of the cough medicine().

A．The medicine is used for headache.
B．The medicine is a kind of pills.
C．People at the age of 13 should take 3 teaspoonfuls of the medicine a day if they need.
D．You can keep this medicine in the fridge and you should give other people the medicine left after the tenth month of 2010.

单项选择题Where was the writer when she learned her mother was very ill？

单项选择题Every morning Napoga went to get clean water ________.

单项选择题A．at that timeB． at this momentC．at lastD．at the beginning

多项选择题在教育构成要素中( )。

多项选择题联合国《儿童权利公约》规定的少年儿童的社会权利是( )。