英语 把陈述句转特殊疑问句

问题描述:

英语 把陈述句转特殊疑问句
原句为:
Sally is going to have a picinc with LiuXiang this weekend.
要求分别对LiuXiang以及this weekend 提问

When is Sally going to have a picinc with LiuXiang?
Who is Sally going to have a picinc with this weekend?