XX年2月8日清晨7：15。我正沿着公园路向东走，这是一位长者从街对面的公园出来。
it was 7:15 on the morning of february 8, XX.
i was walking along park road towards the east
when an elderly man came out of the park on the other side of the street.
2． 6月2日下午，我正乘火车从上海到沈阳回家的途中。
on the afternoon of july 2nd, i was traveling from shanghai back to shenyang by train.
3． 一大早，我们就出发了。
early in the morning, we set out.
4． 明天上午8：00我们在学校门口集中。
we will meet at the school gate at 8:00 tomorrow morning.
5． 前几天，我和同学骑车进城。
the other day my classmates and i went to town together by bike.
6． 过去，我的家乡是个美丽的地方。
in the past / some years ago, my hometown used to be a beautiful place.
7． 上学期，我参加了地理小组的研究性学习。我们研究的课题是：环境污染与环境保护。
last term i took part in a geography research study group.
our topic was environmental pollution and protection.
8． 今天下午，在我去看电影的路上，我看见一个箱子从一辆自行车上掉下来。
this afternoon, on my way to the cinema, i saw a case fall off a man’s bike.
9． 两星期前，我正在街上行走，当时我看见了你们的诱人的广告，于是我停下脚步走进了你们的商店。
two weeks ago, i was walking along the street
when i saw your attractive advertisement and i stopped into your shop.
10. 昨天晚上大约九点钟，我正在忙于准备明天的测验，这是忽然吵闹声传进我的房间。
about 9 o’clock yesterday evening, i was busy preparing for my tomorrow’s test
when suddenly loud noises came into my room.
11. 昨天下午我去越秀公园，碰巧我看见一件动人的事。
yesterday afternoon i went to . it happened that i saw a touching event.
12. 当我听到北京申办XX年奥运会竞标成功时我非常激动。
i was very excited when i heard that beijing won the bid for the XX olympic games.
13. 吵闹声如此大事我无法继续学习。
the noise was so loud that i couldn’t go on studying.