一，单项选择（30分）
（）1,How many sheep ______there on the farm last year ?
A,are B,weere C,was
（）2,The food tastes very _____.I like it .
A, good B, well C,bad
（）3,---______do you go to the park ? ---Once a month .
A,How long B,How soon C,How often .
（）4,We exercise at _____three times a week .
A,little B,less C,least
