题目

Welcome to Beijing Zoo! There __________ many animals in the zoo. Let's see the koalas first. Koalas are __________Australia. They are quiet, __________ and cute. Children like them very much. The kangaroos are also from __________19.They are quiet and interesting, __________they are not friendly.The giraffes come from Africa. They have a __________ neck(脖子). They like to eat leaves. The lions are also from Africa. They are a little __________, so many people don't like __________.We also have pandas. They are from China. They are very cute and friendly, but they are very shy. So please be如图，在△EFG中，∠EFG=90°，FH⊥EG，下面等式中，错误的是（　　）A．sinG=EFEGB．sinG=EHEFC．sinG=GHFGD．sinG=FHFG