Some frightening pets ___ be kept home so that they won't hurt others.Acan B.may C.must

What are some of your pet peeves? pet pet pet animal是可数名词还是不可数名词?你想告诉别人有些动物很吓人,应该怎么说?A.Some animal are frightening.B.Some animal are frightened.C.Some animals are frightening. Some frightening pets ___ be kept home so that they won't hurt others.Acan B.may C.must 动名词作状语.there are some people which.,frightening . and cuasing .这里的frightening 和causing 中间加 and 也可以吗?因为我对这种句型还不太了解. frightening 为什么不双写n? at a frightening frightening, frightened的区别 改为祈使句（英语）You should play with your pet some time every day._________ _________ your pet some time every day. What are some of your pet peeves?（经常抱怨的问题） scary,frightening,terrifying的区别 frightened 和 frightening 的区别? during this frightening怎么读 at home,he keep some pet,to which he___all hispare time.A.spends B.offers C.devotes D.provides some doctor think people ______ heart trouble should get a pet.a,in b,by c,with d,for You should play with your pet for_____every day.A.sometimes B.some times C.somtime D.sometimes