“Sesame Street”is a TV programme for children. It first appeared in New York     
1969. It is called "the longest street in the world". That's    the TV programme by that name can now be seen in so many parts of the world.
In the US over six million children watch the programme regularly. The     include
more than half the nation's pre-school（学龄前）children. Parents love the programme. Many teachers also consider it a great help,    some educators are against certain things in it.
Tests show children from different    have benefited（收获）from watching the programme. Those who watch it five times    week learn more than those who watch it once in a while. In the US the programme is shown at    hours so that more children can watch it. The programmes all    songs, stories, jokes and pictures to help children understand numbers, letters and human relationship. But there are some differences
     ，the programme made in Mexico City    more time to teaching whole words than to teaching letters one by one.
Why is“Sesame Street" more successful than other children's shows? There    many reasons—the good education of its producers, the support    the government and businesses, and the skillful use of many TV tricks. Also    watch it along with their children. This is partly because famous adult stars often appear on it. But the best reason may be that it makes every child    able to learn. Children find themselves learning, and they want to learn    .

A．at B．On C．In D．since

A．why B．because C．when D．how

A．viewers B．visitors C．witnesses D．settlers

A．and B．so C．though D．or

A．films B．cartoons C．stories D．backgrounds

A．a B．an C．the D．不填

A．the same B．different C．early D．late

A．use B．take C．sing D．do

A．till now B．as a result C．for example D．in all

A．donates B．costs C．spends D．devotes

A．is B．are C．was D．were

A．for B．with C．about D．form

A．teachers B．doctors C．volunteers D．mothers

A．feel B．to fell C．feeling D．felt

A．many B．much C．more D．most