Where ___ (be) the twins yesterday?They ___ (not go) to the mountaion last vacation.

问题描述:

Where ___ (be) the twins yesterday?They ___ (not go) to the mountaion last vacation.

were ( 后面是昨天,所以用过去式,而且双胞胎是两个人,所以用be复数形式的过去状态)
didn’t go (时间是过去时,而且是否定,所以用didn't go)

第一个空:are
第二个空:didn't go

Where __was_ (be) the twins yesterday?They _didn't go__ (not go) to the mountaion last vacation.