There are some words_______can cross countries and cultures，such as“OK”．“Huh’’and“mama”．

A．what              B．which             C．／

一British engineer，Tim Berners-Lee_______the idea of the World Wide Web in 1989．

一You’re right，and the World Wide Web is 25 years old this year．

A．caught up with      

B．got along with      

C．came up with

When seeing Sign _________，we have to drive straight．

一Climate change________mainly by too much CO 2 in the air．

一So I think the key is to produce electricity without creating CO2

A．is caused    B．caused         C．causes

一A child’s family background brings him or her a bright future．

一Not really . A study shows that reading for pleasure plays a more important _________.

A．part           B．game           C．joke

一_________beautiful blouse she is wearing!

一But it doesn’t look good against her skin．

A．What          B．What a          C．How

Since Project Hope started，it _______ millions of children to come back to school

A．has helped      B．helped          C．is helping

一We don’t have enough money for our field trip .What shall we do?

一The best way_______money is to sell newspapers．

A．raise           B． to raise        C．raising

一Last night I didn’t watch the TV show，A Bite of China 2.

一______ did I．I was preparing for today’s test then．

A．So          

B．Either       

C．Neither

In his_____，Wilson returned to his hometown and began to teach .

A．thirty           B．thirties      C．thirtieth