例句與造句

1. for years, officials here responded to such calls by biting their lips and making an effort to keep parents happy
   接到這樣的電話，校方人員不是咬著嘴唇做聲不得，就是變著法兒哄家長(zhǎng)們高興。這么多年也就這么過來了。
2. It's difficult to find bit their lip in a sentence. 用bit their lip造句挺難的