获取验证码
收不到短信?点此接收语音验证码
电话拨打中...请留意来自125909888237的来电
60秒后可重新获取
《新东方在线注册条款》  、  《隐私权保护政策》  及  《儿童隐私保护政策》
账号密码登录 找回密码
国际手机登录
《新东方在线注册条款》  、  《隐私权保护政策》  及  《儿童隐私保护政策》
手机快速登录 找回密码
Official 48 Lec 3
Question 3 of 6
How do the butterflies mentioned by the professor facilitate the relationship between caterpillars and ants of a certain species?

A.

The butterflies have a sweet smell that attracts the ants

B.

The butterflies lay their eggs under rocks where the ants lay their eggs

C.

The butterflies lay their eggs on plants where the ants are present

D.

The butterflies identify a food source for both ants and caterpillars

正确答案:C

显示答案
进入答题
00:00
00:00
隐藏原文

译文

精听文本