按要求完成下列句子，每空一词（共5小题；每小题2分，满分10分）
This is my sister. （变为一般疑问句）
________ this ________ sister?
He has eight pencils. （改为否定句）
He ________ ________ eight pencils.
Can I help you? (改为同义句)
______ can I do ______ you?
I like my computer teacher because she is fun. (根据划线部分提问)
______ ______ you like your computer teacher?
eating, star, ask, the, volleyball, habits, I, about, her（连词成句）
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