It has had a great effect on our teaching and learning.

People's life has become more colorful.

Our exams are easier.

It has changed our society.

It makes us more clever.

It really makes our life convenient.

看课文，下列属于Liu Hui的信息有（  ）？多选题 

______started its first MOOin 2012

Students ______

They can join online groups to ______.

The teachers hold ______ to answer students' questions.

Some universities offer free, non-credit MOOCs only available to the people in the U.S.

Quizzes are part of the lecture program to check how many credits students may get.

Students may have homework.

The MOOCs are of both high quality and low cost.

It is probable that some Chinese are taking MOOCs.

The company offers a collection of textbooks for college students.

Every textbook you require can be stored on your iPad

Boring old textbooks are a bit out of date.

You can have an interactive learning experience, such as playing videos, examining geometrical problems in 3D, listening to music and commentary, making notes and marking passages electronically.

Apple developed its iPad-based textbooks by itself.

Apple has entered the textbook market.

Apple developed its iPad-based textbooks in conjunction with major textbook publishers.

It sounds like good news for pupils and students.

Every textbook you require can be stored on your iPad.

You can also share stuff on social networking sites with fellow students.

Write a speech about the topic of saving energy. Youmay follow the ideas given. (1) Peoplewaste too much nowadays both in life and at work. (2) Offer afew ideas about how to save energy. (3) Savingenergy is important.