A doctor for animals

（人教＋朗文）unit 15  a doctor for animals 同步辅导测试

i. 词汇
    grateful, tail, lonely, success, mostly, pig, education, countryside, treat, regard, exactly, keep, experience, painful, rock, story, grab, crash, mobile, least

ii. 词组和惯用法：
    make up one’s mind 下决心
    before long 不久以后
    regard …as…  把…当作…
    as if 好像
    at sea在大海上
    at all一点也不
    at least至少
    be busy with 忙于
    just as 在大海上
    be / feel lonely 孤独、寂寞
    try to do sth 试着做某事

iii. 日常交际用语：
    do you like being a doctor for animals?
    i really don’t have a favourite.
    a pet can help a person feel less