A: Hey, where are you? I don't see you anywhere.
B: I'm on the subway.
A: My flight arrived early, and I'm tired.
（飞机已到达，所以arrive用过去时）
B: I'm sorry to be late. I'll be there as fast as I can.(一般将来时)
A: Where are you now?
B:There are three more stops. I'll be there in ten minutes.
（in+时间段：表示在多长时间之后）
in ten minutes:在十分钟之后、in a few days:在几天后
A:I'll meet you at the bus stop in front of terminal 2. Then we can get a taxi.
B:OK. I'll look for you in front of terminal 2. See you soon.
（look for:寻找）eg: look for his books找他的书、look for a job找工作
一般将来时：一般将来时表示将来某一时刻的动作或状态，或将来某一段时间内经常的动作或状态。
一般将来时结构：
1、will+动词原形（will经常简略成'll,并和主语连在一起） I will meet him tomorrow.
2、主语+be动词+going to+动词原形 I am going to meet him tomorrow.
