您要查找的是不是：
- New members once a year 每年一次接纳新会员
- They get together once a year at Christmas time. 他们每年圣诞节时聚会一次。
- Once a year a race is held for old cars. 每年举行一次旧式小汽车比赛。
- The farmers here sow once a year. 这里的农民一年播一次种子。
- We resolved to visit Europe at least once a year. 我们决定至少每年访问欧洲一次。
- The law requires that everyone have his car checked at least once a year. 法令要求每个人一年至少检验一次自己的汽车。
- The Moon reaches its absolute perigee once a year. 月球每年有一次达到它的绝对近地点。
- They clip the sheep's wool once a year. 他们每年把羊的毛剪一次。
- A nurse is to be retested once a year. 对护士每年要重新考查一次。
- The consultant committee meet once a year. 顾问委员会一年开一次会。
- The Earth revolves round the sun once a year. 地球一年绕太阳旋转一周。
- They get together once a year on Christmas Day. 他们每年圣诞节聚会一次。
- We resolve to visit Europe at least once a year. 我们决定至少每年访问欧洲一次。
- The Earth goes round the sun once a year. 地球一年绕太阳一周。
- Our club has recruited 30 new members this year. 今年我们俱乐部吸收了三十名新会员。
- No,he can go there once a year,if he likes. 不，如果喜欢一年去一次也行。
- The club took in a new member last week. 俱乐部上星期又吸收了一名新会员。
- Once a year they have to flush the city's sewers . 每年，他们都得冲洗一次城市下水道。
- Snakes cast off their old skins once a year. 蛇每年蜕一次皮。
- After I left they did a hatchet job on the club's new member. 我离开后，他们对这位新会员进行恶毒的攻击。
