◎be going to的涵义
be gomg to在用于表现未来时，常表示用于实现性非常高的事或事先计划好的行为。
tomorrow明天
tomorrow morning (afternoon, evening )明天早上(下午、晚上) the day after tomorrow后天 next+时间(下 )
例：next week (下星期) next year (明年) in+时间 在 (时间)后
例：in a few days在几天后 in a week在一周之后
例：l. I'm going to visit my uncle tomorrow. (明天我要去探望我叔叔。)
2. I have to buy the ladder because I'm going to paint the house. (我必须买个楼梯，因为我打算油漆房子。)
3. I don't feel good; I'm afraid I'm going to be sick. (我觉得不舒服；恐怕我要生病了。) 4. Are they going to have a party on Cristmas Eve? (圣诞前夕他们打算开派对吗？)
◎will+原形动词
will为表示未来的助动词，且不分人称，其后须接原形动词。
例：l. We will leave junior high school soon. (不久我们将自国中毕业。)
=We are going to leave junior high school soon. =We are leaving junior high school soon.
2. I will be fifteen years old next year. (明年我就15岁了。) (≠ I am going to be fifteen years old next year.) ※年龄不须事先计划，所以不可用be going to。 3. A: I can't move the large box. (我搬不动这大箱子。) B: I’ll do it for you. (我来帮你。) (≠ I am going to do it for you.)
※很明显地，这并不是事先计划好的行为，所以不可用be going to。 4. I will not change my mind. (我将不改变主意。) = I'll not change my mind. = I won't change my mind.
5. Will people live on Mars in the future? (人类未来会在火星上生存吗？)
◎Will you ?
Will you 另外可表示请求或邀约。
Will you ?
回答：Sure. / Ok. / All right.
No, I can't. / I'm sorry. I can't.
Will you ?
回答：Yes, thank you. / Yes, please.
No, thank you.
例：1. Will you look after the baby for me? (请你替我照顾这宝宝好吗？)
→Sure. (没问题。)
→I'm sorry, but I can't. (抱歉，我不能。)
2. Will you have another cup of coffee? (你要再来杯咖啡吗？)