您要查找的是不是：
- Which letter is an insect? 哪个字母是昆虫?
- Which letter is an insect ? 哪个字母是昆虫?
- Which letter is a part of your head? 哪个字母是你头上的一部分?
- The housefly is an insect which undergoes complete metamorphosis. 苍蝇是一种完全变态的昆虫。
- Which letter is very useful to a deaf woman? 哪个字母对一个盲人而言很重要?
- What letter is an insect? 什么字母是一种昆虫?
- There is an insect crawling up your back! 有只虫子在你背上爬!
- Which letter is in December but we don't see it any other month? 哪个字母在十二月份中出现,但却不会出现在其他月份?
- A fly is an insect with two wings. 苍蝇是有双翼的昆虫。
- This letter is an improvement upon your last. 这封信比你上次的好。
- Part of the answer is an insect called the potato psyllid. 但一种叫作马铃薯木虱的昆虫负有部分责任。
- Cterolepisma villosa Fabricius is an insect of incomplete metamorphosis which reproduces several generations a year. 毛衣鱼为不完全变态昆虫，一年发生数代。
- I can't make out whether this letter is an e or an o. 我认不出这个字母究竟是e还是o。
- Which letter is a kind of dink? 哪一个字母是。
- This type of letter is an outgoing letter and may be called a "First Inquiry" . 这类信件就是发函，也可称为“首次征询”。
- Her open letter is really an apology for her way of life. 她的公开信实际上是对她生活方式的辩护。
- Which letter is like a pyramid? 哪个字母像金字塔?
- Hummingbirds are the smallest birds in the world. They are so small that one of their enemies is an insect, the mantis. 蜂鸟是世界上最小的鸟。它们太小了，以至于连螳螂这种昆虫都是它的天敌。
- Which letter is the ninth? 第九个字母是什么?
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
