欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

Having checked the doors were closed, and _________ all the lights were off, the boy opened the door to his bedroom.

Do not let any failures discourage you, for you can never tell ______close you may be to success.

Unfortunately, women were not admitted to university in the past, ______, nowadays, they have got equal rights.

Cheer up! It won’t be ______ we can meet again.

The president did much for world peace. That was ______ he was awarded the Nobel Peace Prize.

Apple CEO Steve Jobs died of cancer in October, 2011, ______ made most people sad.

Tom is          good a student        he is often praised by the teacher.

How long do you think it will be _______ China sends another manned spaceship to the moon?

It was 1995 __________ we began to develop the new computer system.

---Sunday is a public holiday, _____children should get close to nature.
---But most of them have several lessons to attend.