题目内容
____is “Lucky 52” shown on CCTV-2? Every week.
| A．How long | B．How often |
| C．How many times | D．How soon |
B
解析试题分析：句意:-中央电视台2套的《幸运52》节目多久播放一次？-每周一次。how long 多长时间；how often 多久一次；how many times 多少次；how soon 多久，多快。根据句意和回答可知选B。
考点：考查疑问词。
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