HOW long are you going to stay here?(a.for another three weeks .b.for the last three weekends.)
问题描述：
HOW long are you going to stay here?(a.for another three weeks .b.for the last three weekends.)
单选（说理由）
答
正解为A.
提干用的是将来时,be going to 表将来.因此提干是问：你还要在这儿呆多久呢?
答案A的意思是还要再呆3个礼拜.刚好回答提干的问题.
答案B 的意思是过去的三个周末,时态跟提干不符.