完成下列句子。（5分)
（1）There are five____（钢笔）on the desk.
（2）—      （是）you students?  -Yes，we are.
（3）She often____（去）shopping on Sunday.
（4）—How     （多少）is the book? -Five yuan.
（5）1 love my father and mother and they love____（我）,too.