i usually read a book____ the evening.a.on b.at c.in

in
固定搭配often also是什么词，分别放在句子的什么位置often和also都是副词。often意为经常、通常，he often read a book。also意为也、同样，he also play game.或 he play game also. 都可以i build ___ igloo.a.the b. an c.aan单词自首发音为元音，因此用冠词an