1. While you were enjoying your trip, I was busy preparing for my exams.当你在旅行时， 我正忙于准备考试。
(1)be busy doing sth,/ be busy with sth 忙于做某事 I’m busy preparing for my birthday party these days.
(2)while 当……时候，引导时间状语从句。当一个动作在正在进行时，另一个动作也同时进行。While my mother was cooking , I was watching TV.
2.Would you help me plan a trip ? 请你帮我定个旅行计划好吗?
Would you 比will you 语气更加客气，委婉, 类似还有could you
Could you come along with us ?
3. They surveyed the area to make sure their tombs faced south and had mountains at the back. 他们仔细勘测了整个区域，确保这些陵墓是坐北朝南，而且在背后有群山环绕。
make sure 确信，确保 Make sure all the windows are closed before you leave.
4.It’s about two and a half hours by bike. 骑自行车大约要2个半小时。
Two and a half hours = two hours and a half
5.It’s to the east of Yongling. 它在永陵的东面。
to the +方位词+of (表示互不接壤) Japan is to the east of China.
on the +方位词+of (表示相互接壤)Fujian is on the south of Zhejang .
in the +方位词+of 表示在某一范围内的地区 Beijing is in the north of China.
6.They walked into Dingling and were surprised at the wonders. 他们走进定陵，对那里的奇观感到很惊奇。
be surprised at 对……感到很惊奇 He is surprised at dragons.
be surprised to do sth 惊奇地做某事 She was surprised to find she was lost.
7.…so they had to look for space to park their bikes 他们不得不寻找停自行车的地方
space 空间 Can you make space for this old man ?
8. While the crowd was pushing him in different directions, someone stepped on his toes.
当人群从四面八方挤来时，有人踩了他的脚。
in one’s direction 朝着某人的方向 step on one’s toes踩了某人的脚
step on sth 踩某物 Don’t step on the flowers and grass.
9.When he finally rushed out of the crowd, he noticed his friends were both out of sight.
当他最后冲出人群时，他注意到他的两个朋友都不见了。 notice sb do sth 注意某人做了某事 notice sb doing sth注意某人正在做某事
10. As soon as the three boys saw each other, they all jumped up happily.
三个男孩一见面，就高兴得跳了起来。
as soon as 引导时间状语从句 意为“一……就” He left as soon as he heard the news.
I’ll tell him as soon as I see him.
11.He didn’t raise his hea
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