中国运动员第一次打破世界纪录是在哪一年？

用括号内所给单词的适当形式填空。

1. Are those your________ (sock) under the chair?

2. He________ (have) a nice shirt.

3. Can you help________ (I)?

4. She often________ (watch) TV in the evening.

5. How much are the________ (shoe)?

  _____ a reply, he decided to write again.

A．not receiving 　

B．receiving not

C．not having received

D．having not receiving

酒店在进行促销活动时需遵循几项基本原则，以下说法不正确的是哪项（）？

A.稳定酒店出租率及总收益；进一步提升酒店经营业绩；

B.优先原则：促销活动优先考虑CRS及中介客源，或不与中介客源活动及CRS客源相冲突；同期单店促销行为应服从并优先考虑公司组织的全国统一促销活动

C.抄底原则：酒店相关促销价格不能低于CRS及家宾会员售卖价格；

D.售价原则：所有促销不能违背公司价格政策所规定的各类价格权限