三、 用动词的适当形式填空
1 My brother ------- (not work) hard when he was young .
2 Norman--------(study) English every evening . but last nighthe -------(study) Chinese .
3 How ------ the first plane -------(work) in the sky ? It---------(work) well at that time.
4 My friend ------- (go) to America in 1999 .
5-------- your father -------(make) a boat next week? No , he---------(make) it last week .