( )should we do to protect the environment?A.what B.how 说说理由哦

Many animals are endangered.We should do somerhing to p( ) them 中间应该填什么? We should ---------- what to do next .(consideration) What should we do to prevent AIDS? We should try to do everything___________ourselves. We should do exercise to keep h___. What should we do before we go to bod? What should we do before we go to bed?该怎么回答开头要We should Excuse me,can you tell me_________ next?A.how to do B.what should we do C.what we should do D.how we should do what should we do to water?还是 what will we do to water? _____ to improve our English?A What do you think we should do B Do you think what do we should C What do you think should we D Do you think what should we do 选哪个理由 What should we do to protect the environment What should we do to save the earth?是什么时态 what should we do to protect our environment? What else should we pay attention to ____ (do)? what should we do to keep water clean what should we do to fight pollution 作文 what we do should be to our heart怎样翻译? We should do some exercise to keep fit疑问句