根据首字母完成单词。

1. She is b _____ her sister on the weekend.

2. They are r _____ at home next Sunday.

3. Iam going to Tibet for v _____ .

4. He is going to H _____ for three weeks.

5. Send me a p _____ frome Hong Kong.

下列哪项不是普通教育的特征

A．以教师为中心

B．以教材为中心

C．以问题为中心

D．以课堂教学为中心

E．以人为中心